Case 1021F, 1121F Wheel Loader Service Manual
$37.00
Manual Included:
- Service Manual: 1659 Pages & 2119 Pages
Specifications:
- Brand: New Holland
- Model: Case 1021F and 1121F
- Type: Wheel Loader
- Manuals: Service Manual
- Publication Numbers: 47392461 (July 2012) and 47924630 (November 2015)
- Language: English
- Format: PDF
Table of Content
- Introduction
- Engine
- Transmission
- Four Wheel Drive
- Front Axle
- Rear Axle
- Brakes and Controls
- Hydraulic System
- Steering
- Wheels
- Cab Climate Control
- Electrical System
- Platform, cab, bodywork and decals
- Special Tools Index
- Electrical Schematics 1021F and 1121F
- Hydraulic Schematics 1021F and 1121F
Manual Extract: Parking brake control Button switch – Testing – Parking Brake Switch Troubleshooting
| Test Point | Expected Result | Other Result (Possible Cause) |
| Condition Turn the key switch ON. Check Measure the voltage from Parking Brake Switch pin 2 to chassis ground. |
Result The voltage should be approximately 24 V. |
Action The voltage is less than 10 V, there is a problem in the battery supply to the switch. Check fuse ECA-F6. Repair as required. |
| Condition Actuate the Parking Brake Switch. Check Measure the voltage from Parking Brake Switch pin 3 to chassis ground. |
Result The voltage should be approximately 24 volts. |
Action The voltage is less than 10 V, there is a problem in the Parking Brake Switch. Temporarily replace the switch and retest. |
| Condition Actuate the Parking Brake Switch. Check Measure the voltage from AIC connector pin 6 to chassis ground. |
Result The voltage should be approximately 24 volts. Action Temporarily replace the Instrument Cluster and retest. |
Action The voltage is less than 10 volts there is a problem in the signal wire from the switch to the AIC display. Repair as required. |
Identify the Tier Level of your Equipment (Read our Article on Tier Level )
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