c. Remove the brush and arm assemblies
(26) and (27).
use near open flame or excessive
heat. the flash point is 100F-138F
4. LOOSEN SET SCREWS AND REMOVE CAM
(38-59C). If you become dizzy while
ROLLER ARM (36) AND SWITCH (31).
using cleaning solvent, get fresh air
immediately and get medical aid. If
5. REMOVE COLLECTOR CORE (2).
contact with eyes is made, wash your
eyes with water and get medical aid
a. Loosen setscrews securing collector core
(2) to slip ring center post (8) and remove
collector core (2). Retain center post (8)
Compressed air used for cleaning
purposes will not exceed 30 psi. Use
only with effective chip guarding and
b. Remove nylon bearing (25) from mounting
(goggles/shield, gloves, etc.).
6. DISASSEMBLE COLLECTOR CORE (2)
1. IF COLLECTOR RINGS ARE CORRODED, IT
MAY BE NECESSARY TO USE P-D-680 TO
a. Remove nuts (3) from studs (4) and
THEN LIGHTLY SAND
remove bearing (5).
BRUSHES WITH DOUBLE-OUGHT (2/0)
NONABRASIVE MATERIAL. BLOW OUT ANY
b. Remove spacers (9), collector rings (10)
DUST WITH COMPRESSED AIR.
2. ANY BRUSH SETS THAT ARE OIL SOAKED
c. Remove spacer ring (39).
CANNOT BE CLEANED. THEY MUST BE
d. Remove cam plate (32) and retaining plate
3. IF NYLON BEARING (25) IS WORN, REPLACE
e. If necessary, remove retaining plate (6)
from cam plate (32) by loosening clamps
4. IF SWITCH CONTACTS, ROLLER (34) OR
ROLLER BUSHINGS (35) ARE WORN,
f. If necessary, remove studs (4) from holder
CLEANING AND INSPECTION
Dry cleaning solvent P-D680 is toxic
goggles and gloves and use only in a
well ventilated area. Avoid contact
with skin, eyes, and clothes and do
not breathe vapors.