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Motor Brush Replacement
309674M 21
Motor Brush Installation
1. Install new brush (G) with lead into brush holder (D).
2. Slide brush lead (E) onto terminal (F).
3. Install spring clip (B). Push down to set hook (C) into
brush holder (D).
4. Repeat for other side.
5. Test brushes.
a. Remove pump. Displacement Pump Replace-
ment, page 15.
b. With sprayer OFF, turn pressure control knob
fully counter-clockwise to minimum pressure.
Plug in sprayer.
c. Turn sprayer ON. Slowly increase pressure until
motor is at full speed.
6. Install brush inspection covers (A) and gaskets.
7. Break in brushes.
a. Operate sprayer 1 hour with no load.
b. Install pump. Displacement Pump Replace-
ment, page 15.
CAUTION
When installing brushes, follow all steps carefully to
avoid damaging parts.
WLD
WLD
G
B
E
F
D
B
E
D
C
G
F
Style A Style B
CAUTION
Do not run sprayer dry for more than 30 seconds
while checking brushes to avoid damaging displace-
ment pump packings.