maintenance instructions
page 16 of 16
Models SEC 230--4 and 230--4LN
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLETOWN, CONNECTICUT 06457-4926
UNITED STATES OF AMERICA E--MAIL.
TEL. 860-347-7271 FAX. 860-347-6978 WWW.
jarvisproducts.com
JARVIS
6204016.
®
Figure 4
ROTOR
SHAFT COUPLING
INTERNAL
RETAINING RING
NOTE BEVEL
DIRECTION
8.3 Disconnect input wiring from terminals on elec-
tric switches (item 90).
Make note of wiring
connection locations for re--assembly.
8.4 Remove switch and lever assembly (items
86-90).
8.4.1 Remove dowel pin (item 87).
8.4.2 Remove pan head screw (item 89).
8.4.3 Remove switch actuating lever (item 86)
and electric switches (item 90) from switch
holder (item 88).
8.5 Remove socket head screw (item 37) and re-
move rear handle (item 83).
8.6 Remove internal retaining ring (item 92), ring
washer (item 91) and diaphragm seal (item 74).
8.7 Press dowel pin (item 80) from handle and re-
move trigger lever (item 79).
8.8 Remove spring (item 82).
8.9 Inspect parts for wear and replace if necessary.
9 REAR HANDLE ASSEMBLY FOR DC BRAKE
MODELS:
9.1 Reverse steps and procedures described in sec-
tion 8.
Connect wiring to noted locations from
step 8.3.
10 REAR HANDLE DISASSEMBLY FOR ME-
CHANICAL BRAKE MODELS:
10.1 Remove hex head screws (items 98 and 120).
10.2 Remove handle cover (item 118) and gasket
(item 117).
10.3 Disconnect input wiring from terminals on push
button switch (item 99).
Make note of wiring
connection locations for re--assembly.
10.4 Remove socket head screws (item 116) and
switch mounting plate (item 100).
10.5 Remove cheese head screws (item 101) and
push button switch (item 99) from switch
mounting plate (item 100).
10.6 Remove socket head screws (items 37 and 115),
handle gaskets (items 108 and 113) and rear han-
dle (item 107).
10.7 Remove trigger bushing (item 105), dowel pin
(item 102) and u--cup seal (item 106) from rear
handle (item 107).
10.8 Press dowel pin (item 109) from rear handle
(item 107) and remove trigger lever (item 110),
spring (item 111) and spring plunger (item 112).
10.9 Inspect all parts for wear and replace if neces-
sary.
11 REAR HANDLE ASSEMBLY FOR MECHANI-
CAL BRAKE MODELS:
11.1 Reverse steps and procedures outlined in section
10.
Connect wiring to noted locations from step
10.3.
12 FRONT HANDLE TRIGGER DISASSEMBLY:
12.1 Remove rear handle cover as described in sec-
tion 8, steps 8.1 and 8.2.
12.2 Disconnect wiring from front handle switch as-
sembly (item 51) at terminal block located in-
side rear handle assembly.
Make note of wiring
connection locations for re--assembly.
12.3 Remove conduit assembly (item 55).
12.4 Remove (3) socket head screws (item 67).
12.5 Remove front handle assembly.
12.6 Remove oval head screws (item 48), front han-
dle switch cover (item 49) and switch cover seal
(item 50).
12.7 Pull out switch assembly (item 51) and o-ring
(item 53).
12.8 Remove socket head screws (item 3) and hanger
bracket (item 58
).
12.9 Remove socket head screws (item 61) and hang-
er bracket halves (items 59 and 60).
12.10 Remove (2) threaded pins (item 66) and trigger
lever (item 56).
12.11 Remove pan head screws (item 62), flat washer
(item 63) and spring (item 64).
12.12 Inspect parts for wear and replace if necessary.
13 FRONT HANDLE TRIGGER ASSEMBLY:
13.1 Reverse steps and procedures outlined in section
12.
Connect wiring to noted locations from step
12.2.
