Loader Bobcat 853, 853H. Manual - part 9

FINAL DRIVE TRANSMISSION (CHAINCASE)

Checking And Adding Oil

The chaincase contains the final drive sprockets and
chains and uses the same type of oil as the
hydraulic/hydrostatic system See SPECIFICATIONS,
Page 9–1.

To check the chaincase oil level, use the following
procedure:

Drive the loader on a level surface. Stop the engine.

Remove the plug (Item 1) [A] from the front of the
chaincase housing.

If oil can be reached with the tip of the your finger through
the hole the oil level is correct.

If the level is low, add oil through the check plug hole until
the oil flows from the hole. Install and tighten the plug.

FAN GEARBOX

Checking And Maintaining

See the SERVICE SCHEDULE, Page 1–3 for the correct
service interval.

Raise the operator cab. (See Page 1–8.)

Remove the plug (Item 1) [B] to check the lubricant level.

If the level is low, add SAE 90W gear lube through the
check plug hole until the lubricant flows from the hole.
Install and tighten the plug.

A

P–01551

1

B

CD–15164

1

–1–26–

853, 853H Loader

Service Manual

853, 853H Service Manual #6720755 – Preventive Maintenance Section Part 1 of 2

LUBRICATING THE LOADER

Procedure

Lubricate the loader as specified in the SERVICE
SCHEDULE, Page 1–3 for the best performance of the
loader.

Record the operating hours each time you lubricate the
Bobcat loader.

Always use a good quality lithium based multi–purpose
grease when you lubricate the loader. Apply the lubricant
until extra grease shows.

Lubricate the following locations on the loader:

1. Rod End Lift Cylinder (Both Sides) [A].

2. Base End Lift Cylinder (Both Sides) [B].

3. Lift Arm Pivot Pin (Both Sides) [C].

4. Base End Tilt Cylinder [D].

1

A

CD–15169

C

CD–15170

3

D

CD–15168

4

853, 853H Loader

–1–27–

Service Manual

B

CD–15171

2

LUBRICATING THE LOADER (Cont’d)

Procedure (Cont’d)

5. Rod End Tilt Cylinder [A].

6. Bob–Tach Pivot Pin (Both Sides) [B].

7. Bob–Tach Wedge (Both Sides) [B].

8. 250 Hours: Steering Lever Shaft and Centering

Mechanism [C].

A

CD–15167

5

C

P–07609

8

–1–28–

853, 853H Loader

Service Manual

B

CD–15166

7

6

REMOTE START SWITCH

Procedure

The tool listed will be needed to do the following
procedure:

MEL1398 – Remote Start Switch
MEL1416 – Adapter Harness (853 Base Only)

The remote start switch is required when the service
technician is adjusting the steering linkage, checking the
hydraulic/hydrostatic system.

Lift and block the loader. (See Page 1–4.)

Raise the operator cab. (See Page 1–8.)

Disconnect the operator cab wire harness from the
engine wire harness.

Connect the remote start switch to the engine harness
connectors (Item 1) [A].

853 Base Only: Use MEL1416 adapter harness (Item 1)
[B]. Connect the adapter harness to the remote start
switch.

Disconnect the operator cab wire harness from the
engine wire harness.

Connect the adapter harness (Item 1) [C] to the engine
harness connectors.

Put jackstands under the front axles and rear
corners of the frame before running the engine
for service. Failure to use jackstands can allow
the machine to fall or move and cause injury or
death.

W–2017–0286

Never work on a machine with the lift arms up
unless the lift arms are secured by an approved
lift arm support device. Failure to use an
approved lift arm support device can allow the
lift arms or attachment to fall and cause injury
or death.

W–2059–0598

A

CD–11144

1

C

P–01191

1

853, 853H Loader

–1–29–

Service Manual

853, 853H Service Manual #6720755 – Preventive Maintenance Section Part 2 of 2

B

P–01190

1