K - Belt Tensioning - Chicago Pneumatic QRS 20 Instruction Manual

K - Belt tensioning

Before doing any maintenance, make sure that the compressor is
stopped, the power supply and compressed air network are isolated
and that the machine is totally blown off.
- Take off the rear panel (1) Fig. 14
- Remove the protection plate (2) Fig. 15
- Using an Allen, unscrew the four tightening screws (3) Fig. 16
of the plunger from the support
- Using an hexagonal wrench by 19, unscrew the lockup nut as
shown in the figure
- Tight the belts using a hexagonal wrench by 19, according the
Table 1. If no tension measuring device is available, use the
method shown on Fig 17.
- Fix the nut and the locknut using an hexagonal wrench by 19
- Lockup the tightening nut using an Allen
- Place the protection plate
- Place the rear panel back
Fig. 14
2
Fig. 15
Chicago Pneumatic Compressors
62 305 454 65
1
New Belt : F = 8.81 lbs
After 100h : F = 5.51 lbs
Fig. 16
Fig. 17
01/2008
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