4. Evidencias y Recomendaciones
4.1 Indicaciones de la rehabilitación cardiaca
Preliminary Working Document Section Name
8 NRD Fault Code Tables
Table 1 Chain 8 Fault Codes
Code Description/Reference Procedures
8-100 8-101 Indicates that the Lead edge jam at Tray 3/4 lower Pre-Reg-istration Transport Sensor
1. Inspect the Q850 and Q854 sensors for damage, dirt or obstructions.
2. Check to paper damage or dog ears. If present, go to the high capacity feeders, NRD 8-193.
3. Check all drive rolls, belts, and belt tensions.
4. Check the Preregistration idler roll clearance adj. (ADJ 8-11).
5. Check the FS/M to Printer alignment.
6. Ensure that the 8-100, 8-101 RAP has been followed.
8-102 8-103 Indicates that the Trail edge jam at Tray 3/4 Lower Pre-Reg-istration Sensor.
1. Inspect the Q850 sensor for damage, dirt or obstructions.
2. Check for paper damage or dog-ears. If present faults are mostly induced by the high capacity feeders. Go to 8-705, Paper Damage RAP.
3. Check all drive rolls, pulleys, belts, and belt tensions.
4. Check the Preregistration Idler Rail clearance adjustment (ADJ 8-11).
5. Check the FSM to Printer Alignment.
6. Ensure that 8-102, 8-103 has been followed 8-104 8-105 Indicates that the Tray 3 or 4 Lead Edge was late to the
Registration Transport Sensor Q8 61 from the Tray 3 or 4 Transport Sensor Q832 (A3/A4)
1. Measure the voltages of the Cross Roll (PL 8.6) and Registration Transport (PL 8.4) Sensor. If a voltage is out of specification, replace the appropriate Sensor
2. Ensure that tag 97 is installed. Check the Upper Left and Right Baffle adjustment (ADJ 8-11).
3. Enter dC330 [8] [Cycle Outputs], select [Cross Roll Left], and press the Continue. If the solenoid becomes sluggish or intermittent as it warms up. replace it (PL 8.3). Perform the same checks on the [Cross Roll Right]
solenoid (PL 8.3).
4. Enter SCP [Printer Fault History]. If 8-180, 8-182 or 8-904 faults are occurring, go to the 8-182 NRD and perform the checks indicated. These faults indicate a possible Tray 3 multifeed problem. go to 196 NRD. If 8-193 fault occurs check the 8-8-193 NRD, no problem is found, return here and continue.
5. Enter dC726 [16. 8-153], [Timing Graphs], and press Continue. If there are feed variations or operation is out of specified range, check the following components/adjustments:
- Paper stock skewing on the registration transport - Paper stock catching on the registration edge
- Cross roll idler lift fingers for binding and correct position - Tray 3 or 4 transport idler nips for proper seating
6. If the lead edge of the sheets of paper are catching or skewing on the lower turn baffles, install Finisher tag 61.
7. Check the level of the IF/S to PHM
8. If the sheets are snagging on the registration edge entrance chute or are skewing in the paper path, go to the 8-706 NRD PHM Misregistration and Skew Checkout. If no problem is found, return here and continue.
9. If jam occurs only in 3-pitch mode check the Tray 3 oversize nip release solenoid (Sol852) adjustment (ADJ 8-13)
10. Check the following components/adjustments:
- Registration Transport/components and turn Baffle are installed correctly and not damaged worn, or binding (PL 8.3)
0/0/00
?-85
No Product Name Assigned
8 NRD Fault Code Tables
Section Name Preliminary Working Document
- Lower Registration Baffle for proper seating - Upper Tight Baffle for bows or damage
- Obstructions in the paper path (i.e., hardware, wires, paper, etc.) - Turn Baffle for bows or damage
- Left and Right Cross Roll assemblies for wear, damage, or binding (PL 8.7) - Cross Roll assembly drive rolls for damage, debonding, or flat spots (PL 8.7) - Cross Roll assemblies and Drives for worn belts, binding, or damage (PL 8.7) - Registration Edge for damage, grooves, and proper seating (PL 8.4) - Servo Drive Rolls and idlers for wear, damage, or binding (PL 8.4)
- Preregistration Jam clearance baffle for damage and proper seating adjustment (ADJ 8-10) - IF/S Preregistration baffle adjustment (ADJ 7-10)
- IF/S Preregistration idler roller clearance adjustment (ADJ 8-11) - IF/S Preregistration drive roll for wear or contamination
- IF/S Preregistration idler spring for damage, stretching or missing - Tray 3 or 4 Transport and components for wear, damage, or binding - Tray 3 or 4 Blower O-ring for wear, damage or stretch
- Tray 3 or 4 Lock assembly adjustment (ADJ 7-10)
11. There is a possibility that the fault is related to components in the Registration Controller Servo area. Go to the 8-302 NRD procedure, If no problem is found, return here and continue.
12. Replace the following components in the order given:
Other dCs:727 - Left and right Cross Roll assemblies (PL 8.4)
BSD 8.4 - Registration Edge (PL 8.4)
8-111 Indicates the Tray 1 LE was late to the Stack Relief Sensor Q812
1. Measure the voltages of the Stack Height Sensor (PL 7.1 Down/Low Paper Sensor (PL 7.4), and Stack Relief Sensor (PL 7.3). If a voltage is out of specification, replace the appropriate sensor.
2. Enter dC726 [1. 8-112] [Timing Graphs]. Select [Continue]. If there are feed variations or operation out of a specified range, check the following components/adjustments:
- Feed Clutch for wear, binding, or slippage
- Feed Belt Pulley or Feed Belt Idler one way clutch for binding - Drive belts and idlers that are loose, worn, or damaged
- Tube Shaft & Feeder Drive Coupling for binding or wear of the D shaft & drive - Takeaway Shaft Endplay adjustment (ADJ 7-1)
- Tray 1 Feeder Drive adjustment (ADJ 4-20) - Feed Clutch Belt adjustment (ADJ 7-0)
3. If available, run 110 lb stock thru the system as a stress test.
4. Check/perform the following adjustments:
- Paper Feed Setup Series (ADJ 7-9) - Length Guide Tension (ADJ 7-5) - Tray Down/Low Paper Sensor (ADJ 7-2) - Lock Assembly adjustment (ADJ 7-10)
5. Perform the 8-701 NRD Friction Retard Checkout. If no problem is found, return here and continue.
6. Replace the Feed Clutch (PL 7.12) Table 1 Chain 8 Fault Codes
Code Description/Reference Procedures
0/0/00
?-86 No Product Name Assigned
8 NRD Fault Code Tables
Preliminary Working Document Section Name
Other dCs: 727 BSD: TBD
8-112 Indicates that the Tray 1 LE was late to the Takeaway Roll Sensor Q811
1. Measure the voltages of the Takeaway Roll Sensor (PL 7.13) and Stack Relief Sensor (PL 7.13). If a voltage is out of specification, replace the appropriate sensor.
2. Enter dC726 [1. 8-112] [Timing Graphs]. Select [Continue]. If there are feed variations or operation out of a specified range, check the following components/adjustments:
- Feed Clutch for wear, binding, or slippage (PL 7.12) - Drive belts and idlers that are loose, worn, or damaged - Feed Belt Pulley or Idler One-Way Clutch for binding
- Tube Shaft & Feeder Drive Coupling for binding or wear of the D shaft & drive - Takeaway Roll Idler one way clutch for binding or slippage
- Takeaway Shaft Endplay adjustment (ADJ 7-1) - Tray 1 Feeder Drive adjustment (ADJ 4-20) - Feed Clutch Belt adjustment (ADJ 7-0)
3. If available, run 110 lb. stock thru the system as a stress test.
4. Check/perform the following adjustments:
- Paper Feed Setup Series (ADJ 7-9) - Length Guide Tension (ADJ 7-5) - Tray Down/Low Paper Sensor (ADJ 7-2) - Lock Assembly (ADJ 7-10)
- Feed Clutch Belt (ADJ 7-0)
5. Perform the 8-701 NRD Friction Retard Checkout. If no problem is found, return here and continue.
6. Replace the Feed Clutch (PL 7.12) Other dCs: 727 BSD: TBD
8-113 Indicates that the Tray 1 TE was late off the Takeaway Roll Sensor Q811
1. Measure the voltages of the Takeaway Roll Sensor (PL 7.13) and Stack Relief Sensor (PL 7.13). If a voltage is out of specification, replace the appropriate sensor.
2. Enter dC726 [2.8-113] [Timing Graphs]. Select [Continue]. If there are feed variations or operation out of a specified range, check the following components/adjustments:
- Takeaway Roll Drive and Idler for binding, wear or contamination
- Vertical Transport Drive Coupling and Drive Coupling Insert for wear or damage (PL 8.1) - Nip missing in the Takeaway Roll area
- Feed Belt for wear or contamination - Idler Springs for wear or out of position - Vertical Transport for slippage, binding or wear - Magnetic Strips for proper position or contamination 3. If available, run 110 lb. stock thru the system as a stress test.
4. Check the following components/adjustments:
- Urethane sleeve for bonding to Takeaway Roll (PL 7.13)
- Takeaway Drive Roll area for wear, contamination, or obstructions (PL 7.13) - Paper Feed Setup Series adjustment (ADJ 7-9)
- Tray 1 Feeder Drive adjustment (ADJ 4-20) - Feed Clutch for wear, binding, or slippage (PL 7.13) Table 1 Chain 8 Fault Codes
Code Description/Reference Procedures
0/0/00
?-87
No Product Name Assigned
8 NRD Fault Code Tables
Section Name Preliminary Working Document
- Feed Clutch Belt adjustment (ADJ 7-0) - PHM Drive Belt Tension adjustment (ADJ 4-17)
- Vertical Transport Drive Coupling and Drive Coupling Insert for wear or damage (PL 8.1) - Vertical Transport Drive Pulley and Belt for wear, damage or slippage (PL 8.1)
- Vertical Transport for binding & wear (PL 8.1) - Vertical Transport Belts (PL 8.1)
5. Replace the following components in the order given:
- Feeder Assembly (PL 7.10)
6. Perform the 8-701 NRD Friction Retard Checkout.
Other dCs: 330 [8], 727 BSD: TBD
8-115 Indicates that the Tray 1 LE was late to the Vertical Trans-port Sensor Q851
1. Measure the voltages Vertical Transport Sensor. If a voltage is out of specification, replace the sensor (PL 8.1).
2. Enter dC726 [4. 8-115] [Timing Graphs]. Select [Continue]. If there are feed variations or operation out of a specified range, check the following components/adjustments:
- Vertical Transport Drive Coupling and Drive Coupling Insert for wear or damage (PL 8.1) - Vertical Transport for slippage, binding or wear
- Magnetic Strips for proper position or contamination
- Takeaway Roll Drive and Idler for binding, wear or contamination 4. Check the following components/adjustments:
- Vertical Transport Drive Coupling and Drive Coupling Insert for wear or damage (PL 8.1) - Vertical Transport for binding & wear (PL 8.1)
- Vertical Transport Belts (PL 8.1)
- PHM Drive Belt Tension adjustment (ADJ 4-17) - Tray 1 Feeder Drive adjustment (ADJ 4-20)
- Takeaway Drive Roll area for wear, contamination, or obstructions (PL)
5. Perform the 8-701 NRD Friction Retard Checkout. If no problem is found, return here and continue.
6. Replace the following components in the order given:
- Vertical Transport Belts (PL 8.1) - Vertical Transport Clutch (PL 4.18) Other dCs: 330 [8], 727 BSD: TBD Takeaway Roll (PL 7.13)
8-121 Indicates that the Tray 2 LE was late to the Stack Relief Sensor Q822
1. Measure the voltages of the Stack Height Sensor (PL 7.1), Down/Low Paper Sensor (PL 7.4), and Stack Relief Sensor (PL 7.13). If a voltage is out of specification, replace the appropriate sensor.
2. If the tray is opening during print, install Tag 171.
3. Enter dC726 [5. 8-122] [Timing Graphs]. Select [Continue]. If there are feed variations or operation out of a specified range, check the following components/adjustments:
- Feed Clutch for wear, binding, or slippage
- Feed Belt Pulley or Feed Belt Idler one way clutch for binding - Drive belts and idlers that are loose, worn, or damaged
- Tube Shaft & Feeder Drive Coupling for binding or wear of the D shaft & drive - Takeaway Shaft Endplay adjustment (ADJ 7-1)
- Tray 1 Feeder Drive adjustment (ADJ 4-20) Table 1 Chain 8 Fault Codes
Code Description/Reference Procedures
0/0/00
?-88 No Product Name Assigned
8 NRD Fault Code Tables
Preliminary Working Document Section Name
- Feed Clutch Belt adjustment (ADJ 7-0)
4. If available, run 110 lb stock thru the system as a stress test.
5. Check/perform the following adjustments:
- Paper Feed Setup Series (ADJ 7-9) - Length Guide Tension (ADJ 7-5) - Tray Down/Low Paper Sensor (ADJ 7-2) - Lock Assembly adjustment (ADJ 7-10)
6. Perform the 8-701 NRD Friction Retard Checkout. If no problem is found, return here and continue.
7. Replace the Feed Clutch (PL 7.12) Other dCs: 727 BSD: TBD
8-122 Indicates that the Tray 2 TE was late to the Takeaway Roll Sensor Q821
1. Measure the voltages of the Takeaway Roll Sensor (PL 7.13) and Stack Relief Sensor (PL 7.13). If a voltage is out of specification, replace the appropriate sensor.
2. Enter dC726 [1. 8-122] [Timing Graphs]. Select [Continue]. If there are feed variations or operation out of a specified range, check the following components/adjustments:
- Feed Clutch for wear, binding, or slippage (PL 7.12) - Drive belts and idlers that are loose, worn, or damaged - Feed Belt Pulley or Idler One-Way Clutch for binding
- Tube Shaft & Feeder Drive Coupling for binding or wear of the D shaft & drive - Takeaway Roll Idler one way clutch for binding or slippage
- Takeaway Shaft Endplay adjustment (ADJ 7-1) - Tray 1 Feeder Drive adjustment (ADJ 4-20) - Feed Clutch Belt adjustment (ADJ 7-0)
3. If available, run 110 lb. stock thru the system as a stress test.
4. Check/perform the following adjustments:
- Paper Feed Setup Series (ADJ 7-9) - Length Guide Tension (ADJ 7-5) - Tray Down/Low Paper Sensor (ADJ 7-2) - Lock Assembly adjustment (ADJ 7-10) - Feed Clutch Belt adjustment (ADJ 7-0)
5. Perform the 8-701 NRD Friction Retard Checkout. If no problem is found, return here and continue.
6. Replace the Feed Clutch (PL 7.12) Other dCs: 727 BSD: TBD
8-123 Indicates that the Tray 2 TE was late off the Takeaway Roll Sensor Q821
1. Measure the voltages of the Takeaway Roll Sensor (PL 7.13) and Stack Relief Sensor (PL 7.13). If a voltage is out of specification, replace the appropriate sensor.
2. Enter dC726 [8-123] [Timing Graphs]. Select [Continue]. If there are feed variations or operation out of a specified range, check the following components/adjustments:
- Takeaway Roll Drive and Idler for binding, wear or contamination
- Vertical Transport Drive Coupling and Drive Coupling Insert for wear or damage (PL 8.1) - Nip missing in the Takeaway Roll area
- Feed Belt for wear or contamination - Idler Springs for wear or out of position Table 1 Chain 8 Fault Codes
Code Description/Reference Procedures
0/0/00
?-89
No Product Name Assigned
8 NRD Fault Code Tables
Section Name Preliminary Working Document
- Vertical Transport for slippage, binding or wear - Magnetic Strips for proper position or contamination 3. If available, run 110 lb. stock thru the system as a stress test.
4. Check the following components/adjustments:
- Urethane sleeve for bonding to Takeaway Roll (PL 7.10)
- Takeaway Drive Roll area for wear, contamination, or obstructions (PL 7.10 ) - Paper Feed Setup Series adjustment (ADJ 7-9)
- Tray 1 Feeder Drive adjustment (ADJ 4-20) - Feed Clutch for wear, binding, or slippage (PL 7.12) - Feed Clutch Belt adjustment (ADJ 7-0)
- PHM Drive Belt Tension adjustment (ADJ 4-17)
- Vertical Transport Drive Coupling and Drive Coupling Insert for wear or damage (PL 8.1) - Vertical Transport Drive Pulley and Belt for wear, damage or slippage (PL 8.1)
- Vertical Transport for binding & wear (PL 8.1) - Vertical Transport Belts (PL 8.1)
5. Replace the Feeder Assembly (PL 7.10)
6. Perform the 8-701 NRD Friction Retard Checkout.
Other dCs: 330 [8], 727 BSD: TBD
8-144 Indicates that the Duplex LE was late to Vertical Transport Sensor Q851
1. Measure the voltages of the Duplex TAR Sensor (PL 10.19) and Vertical Transport Sensor (PL 8.1). If a volt-age is out of specification, replace the appropriate sensor.
2. Enter SCP [Printer Fault History]. If 8-146 faults are indicated, the problem is most likely in the Duplex area. If 8-146 faults are not indicated or Tray 1 and 2 faults are indicated, the problem is most likely in the Vertical Trans-port area. If 8-145 and 8-146 faults are indicated, check the input drives to the Duplex Inverter Assembly.
3. If available, run 110 lb. stock thru the system as a stress test.
4. Check the following components/adjustments:
- Flexible Coupling and D Shaft for damage (PL 8.1)
- Drive Coupling, Coupling Insert, and Drive Pulley for damage (PL 8.1) - Upper and Lower Shafts for binding
- Input drives to the Duplex Inverter Assembly
- Belts, Shafts and Bearings for damage, slippage or wear - Vertical Transport Clutch drive belt and idler for damage or wear - Vertical Transport Clutch for slippage, wear or damage (PL 4.18) - Vertical Transport Lower Shaft & Belts for damage or wear - Magnetic Strips for the correct operating position and damage
5. If the output prints are damaged, go to the 8-705 NRD PHM Print Damage Checkout. If no problem is found, return here and continue.
6. Perform the 8-156 and 8-145 NRDs for other possible causes of this problem. If no problem is found, return here and continue.
7. Replace the Vertical Transport Clutch (PL 4.18) Other dCs: 330 [8], 726, 727 BSD: TBD
Table 1 Chain 8 Fault Codes
Code Description/Reference Procedures
0/0/00
?-90 No Product Name Assigned
8 NRD Fault Code Tables
Preliminary Working Document Section Name
8-145 Indicates that the Duplex LE was late to the Duplex TAR Sensor Q842 (A4)
1. Enter SCP [Printer Fault History]. If 8-171 faults are indicated, go to the 8-171 NRD. If no problem is found, return here and continue. If 8-144 and 8-146 faults are indicated, check the input drives to the Duplex Inverter Assembly.
2. Measure the voltages of the Duplex Inverter Exit Sensor (PL 10.19). If a voltage is out of specification, replace the sensor.
3. Enter dC726 [29. 8-145 & 147] [Timing Graphs]. Select [Continue]. If there are feed variations or operation is out of specified range, check the following components/adjustments:
- Dual Drive Rolls and Shafts for wear, contamination, or binding (PL 10.19)
- Forward Reverse Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20) - Exit Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20)
4. Check the following components:
- Inverter Exit Sensor actuator for damage or breakage
- Foil tape under the Inverter Position Sensor on the lower baffle for dirt, damage or missing - Dual Drive Rolls and Shafts for wear, contamination, or binding (PL 10.19)
- Inverter Drag Brake for wear, binding, or free spinning (PL 10.22)
- Forward Reverse Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20) - One Way Clutch for slippage or binding (PL 10.22)
- Jam Clearance Baffles for proper latching
- Exit Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20) - Input drives to the Duplex Inverter Assembly and Inverter Gear Box Assembly - Inverter Drive Coupling for wear or damage (PL)
- Duplex Gate Fingers (PL 10.21) for interference, bends or damage - Torsion Springs (PL 10.21) for damage or stretch
- 5. Check/adjust the Duplex Timing (10-14). Perform this check several times, & if the check is varying by greater than 10mm, replace the Inverter Gear Box Assembly (PL 10.22).
6. Replace the following components in the order given:
- One Way Clutch and Dual Drive Roll Shaft (PL 10.22, PL 10.19) - Inverter Drag Brake/Idler Bracket (PL 10.22)
Other dCs: 330 [8], 727 BSD: TBD Inverter Gear Box Assembly (PL 10.22) 8-146 Indicates that the Duplex TE was late off the Duplex TAR
Sensor Q842 (A4)
1. Measure the voltages of the Duplex Inverter Exit Sensor (PL 10.14). If a voltage is out of specification, replace the sensor.
2. Enter SCP [Printer Fault History]. If 8-144 and 8-145 faults are indicated, check the input drives to the Duplex Inverter Assembly.
3. Enter dC726 [30. 8-146] [Timing Graphs]. Select [Continue]. If there are feed variations or operation is out of specified range, check the following components/adjustments:
- Dual Drive Rolls and Shafts for wear, contamination, or binding (PL 10.19) - Exit Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20) - Wear Element Coupling (PL 10.19)
4. Check the following components:
- Dual Drive Rolls and Shafts for wear, contamination, or binding (PL 10.19) - One Way Clutch for slippage or binding (PL 10.22)
- Jam Clearance Baffles for proper latching Table 1 Chain 8 Fault Codes
Code Description/Reference Procedures
0/0/00
?-91
No Product Name Assigned
8 NRD Fault Code Tables
Section Name Preliminary Working Document
- Exit Drive Rolls, Shafts and latching blocks for wear, contamination, or binding (PL 10.19) - Compression Springs on the Lower Baffle Latches for damage (PL 10.22)
- Wear Element Coupling (PL 10.19)
4. Replace the following components in the order given:
- One Way Clutch and Dual Drive Roll Shaft (PL 10.19, PL 10.22) Other dCs: 330 [8], 727 BSD: TBD
8-147 Indicates that the Duplex LE was late to the Duplex TARS sensor Q842 (A3)
1. Enter SCP [Printer Fault History]. If 8-171 faults are indicated, go to the 8-171 NRD. If no problem is found, return here and continue. If 8-146 and 8-149 faults are indicated, check the input drives to the Duplex Inverter Assembly.
2. Measure the voltages of the Duplex Inverter Exit Sensor (PL). If a voltage is out of specification, replace the sensor.
3. Enter dC726 [29. 8-145 & 147] [Timing Graphs]. Select [Continue]. If there are feed variations or operation is out of specified range, check the following components/adjustments:
- Dual Drive Rolls and Shafts for wear, contamination, or binding (PL 10.19)
- Forward Reverse Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20) - Exit Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20)
4. Check the following components:
- Inverter Exit Sensor actuator for damage or breakage
- Foil tape under the Inverter Position Sensor on the lower baffle for dirt, damage or missing - Dual Drive Rolls and Shafts for wear, contamination, or binding (PL 10.19)
- Inverter Drag Brake for wear, binding, or free spinning (PL 10.22)
- Forward Reverse Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20) - One Way Clutch for slippage or binding (PL 10.22)
- Jam Clearance Baffles for proper latching
- Exit Drive Rolls and Shafts for wear, contamination, or binding (PL 10.20) - Input drives to the Duplex Inverter Assembly and Inverter Gear Box Assembly - Inverter Drive Coupling for wear or damage (PL)
- Duplex Gate Fingers (PL 10.21) for interference, bends or damage - Torsion Springs (PL 10.21) for damage or stretch
5. Check/adjust the Duplex Timing (ADJ 10-14). Perform this check several times, & if the check is varying by greater than 10mm, replace the Inverter Gear Box Assembly (PL 10.22).
6. Replace the following components in the order given:
- One Way Clutch and Dual Drive Roll Shaft (PL 10.22, PL 10.19) - Inverter Drag Brake/Idler Bracket (PL 10.22)
- Inverter Gear Box Assembly (PL 10.22) Other dCs: 330 [8], 727 BSD: TBD
8-149 Indicates that the Duplex LE was late to the Vertical Trans-port Sensor Q851 (A3)
1. Measure the voltages of the Duplex TAR Sensor (PL) and Vertical Transport Sensor (PL 8.1). If a voltage is out of specification, replace the appropriate sensor.
2. Enter SCP [Printer Fault History]. If 8-146 faults are indicated, the problem- is most likely in the Duplex Inverter area. If 8-147 and 8-146 faults are indicated, check the input drives to the Duplex Inverter Assembly.
3. If available, run 110 lb. stock thru the system as a stress test.
3. If available, run 110 lb. stock thru the system as a stress test.