Drive Belt Removal; Drive Belt Installation; Clutch Maintenance - Argo 6 x 6 Vanguard Operator's Manual

Figure 7-2. Location of drive clutches and drive belt
Check the drive belt after every 25 hours of operation, or
whenever there is a noticeable reduction in clutch perform-
ance. Replace the belt when:
•
the top width of the belt has worn to 1-5/16" (33mm)
•
cracks, fraying or shredding is apparent
•
it becomes contaminated with oil or some other fluid
Refer to the ARGO Parts Manual for correct drive belt part
number.
To Remove the Drive Belt
1. Make sure ignition is turned off.
2. Remove the engine access hood.
3. Remove the firewall.
4. Place the transmission in N (neutral).
5. Ease the belt over the fixed half pulley of the driven clutch
starting from the bottom of the clutch, while turning the
clutch counterclockwise until the belt is off. (Figure 7-3).
6. Remove the belt from the driver clutch.
SECTION 7
MAINTENANCE INFORMATION
Figure 7-3. Removing the drive belt
To install the Drive Belt:
If this procedure is not carried out as described, the edge
of the fixed face may cut or damage the drive belt.
1. Position the belt around the driver clutch first.
2. Ease the belt over the edge of the fixed face on the driven
clutch and at the same time, turn the inside, movable face
clockwise.
Drive Belt alignment and tension are pre-set at the factory
and are not adjustable. They are critical for proper operation
of the drive system. Return the vehicle to an ARGO dealer if
rapid belt wear occurs.

7.2.2 CLUTCH MAINTENANCE

Disassembly and repair of the driver and driven clutch re-
quires special tools. Return the vehicle to an ARGO dealer if
the clutch units need servicing. The following indicates that
clutch service is required:
•
a drop in vehicle performance
•
the clutch does not shift smoothly
•
the clutch sticks during vehicle operation
•
the drive belt wears rapidly
•
the vehicle vibrates severely during operation
•
the vehicle does not accelerate when the engine speed is
increased with the transmission in gear
•
transmission will not shift smoothly into gear at engine
idle.
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