Description
Case 1021F, 1121F Loader Manual
Loader Model: 1021F, 1121F
Publication Number: 47392461 & 47924630
1st edition English
July 2012 & November 2015
Format: PDF
Case 1021F, 1121F Loader Service Manual Tier 2 – 1659 Pages
Case 1021F, 1121F Loader Service Manual Tier 4B – 2119 Pages
Manual 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
- Plateform, 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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