RIDGID ZRR2740 Use and Care Manual download pdf (Page 12)

12 - English

MAINTENANCE

 Check for wear. Replace both brush assemblies when

either has less than 1/4 in. length of carbon remaining.

NOTE: Do not replace one side without replacing the

other.

 Reassemble using new brush assemblies. Make sure

curvature of brush matches curvature of motor and that

brush moves freely in brush tube.

Reassemble by reversing the steps listed above.

Tighten all brush caps securely. Do not over tighten.

TIMING BELT REPLACEMENT

See Figure 13, page 15.

Unplug the sander.

Remove dust bag.

Remove sanding belt from sander. Follow instructions on

page 9 to remove sanding belt.

NOTE: Removing sanding belt will simplify the process

of installing a new timing belt.



Remove belt cover screw and belt cover.

Force old timing belt from one of the small pulleys with

a screwdriver and remove it while turning the large

pulley. If it is worn out, simply cut the old timing belt and

remove.

Install new timing belt over large pulley and one of the

small pulleys first.

Press the belt onto the other small pulley, turning the

large pulley as you press the belt on.

Reinstall belt cover and screw.

Tighten screw securely.

Reinstall the sanding belt.

WARNING:

Never attempt to operate the belt sander without

the belt cover in place.

NOTE: FIGURES (ILLUSTRATIONS) START ON PAGE 14

AFTER FRENCH AND SPANISH LANGUAGE SECTIONS

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 39 40

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RIDGID ZRR2740 Use and Care Manual Page 12