Maintenance
Electrical System
152
9821/6100-4
152
Refer to: Maintenance Positions (Page 122).
2. Get access to the batteries.
Refer to: Access Apertures (Page 125).
3. If the machine has a battery isolator, move the switch to the off position then remove the key.
Refer to: Battery Isolator (Page 34).
4. Disconnect the battery leads. Disconnect the earth (-) terminal first.
Battery Isolator
Check (Operation)
Notice:
Do not isolate the machine electrics when the engine is running, this may cause damage to the
machine electrics.
1. Isolate the machine electrics.
2. Make sure that the machine electrics are isolated.
A defective isolator must be repaired before the machine is used. For more information, contact your JCB
dealer.
Fuses
Replace
The electrical circuits are protected by fuses. If a fuse blows, find out why before a new one is installed.
Notice:
Always replace fuses with ones of correct ampere rating to avoid electrical system damage.
1. Make the machine safe.
Refer to: Maintenance Position (Excavator Arm Lowered) (Page 122).
2. The primary and secondary fuses are located in the engine compartment underneath the right side engine
compartment cover hinge.
2.1. Open the engine compartment cover.
2.2. Remove the cover to get access to the secondary fuses.
2.3. Install the cover.
2.4. Close the engine compartment cover
Summary of Contents for 2069289
Page 2: ......
Page 4: ...9821 6100 4 Notes...
Page 12: ...Notes viii 9821 6100 4 viii...
Page 18: ...Notes 6 9821 6100 4 6...
Page 30: ...Notes 18 9821 6100 4 18...
Page 45: ...Operation Windows 33 9821 6100 4 33 Figure 21 A B A Latch B Frame...
Page 98: ...Notes 86 9821 6100 4 86...
Page 207: ...Technical Data Warranty Information 195 9821 6100 4 195 Figure 154 11000h 132 Month h...
Page 208: ...Notes 196 9821 6100 4 196...