maintenance instructions
Model SEC 230 and 230–LN
page 19 of 20
JARVIS
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLETOWN, CONNECTICUT 06457-4926
UNITED STATES OF AMERICA
TEL. 860-347-7271 FAX. 860-347-6978
6204008:::
5 RIGHT ANGLE GEAR HOUSING ASSEMBLY:
5.1 Reverse steps and procedures outlined in section
4. See special notes below.
5.1.1 Jarvis needle bearing assembly tool, part
number 8039091, is available to insert
needle bearing (item 20) into right angle
gear housing (item 17 or 25).
5.1.2 Jarvis inner ring assembly tool, part num-
ber 8039090, is available to assemble inner
race (item 22) onto pinion gear (item 21).
5.1.3 Make sure the bevel end of external retain-
ing ring (item 12) is facing away from
crown gear teeth (item 15). See Figure 3 be-
low.
Figure 3
CROWN GEAR
EXTERNAL
RETAINING RING
6 MOTOR DISASSEMBLY:
6.1 Remove blade as described in section 2.
6.2 Remove right angle gear housing as described in
section 4.
6.3 Remove (4) cheese head screws (item 18), mo-
tor front cover (item 27), o-ring (item 28) and ro-
tor assembly (items 29-32, 39 and 40) from
housing (item 33).
6.4 Place front cover and rotor assembly in arbor
press and press rotor (item 31) and shaft cou-
pling (item 39) from motor front cover (item
27).
6.5 Remove internal retaining ring (item 40).
6.6 Press ball bearing (item 29) from front motor
cover (item 27).
6.7 Place rotor (item 31) in arbor press and press
shaft coupling (item 39) and square key (item
30) from rotor.
6.8 Turn rotor around and press bearing (item 32)
from rotor (item 31).
6.9 Inspect all parts for wear and replace if neces-
sary.
7 MOTOR ASSEMBLY:
7.1 Reverse steps and procedures outline in section
6. See special notes below.
7.1.1 Jarvis rotor and motor cover assembly tool,
part number 8039089, is available to as-
semble rotor and shaft coupling (items 31
and 39) into motor front cover and ball bear-
ing (items 27 and 29).
7.1.2 Make sure the bevel end of internal retain-
ing ring (item 40) is facing toward rotor and
shaft coupling (items 31 and 39). See Fig-
ure 4 below.
Figure 4
ROTOR
SHAFT COUPLING
INTERNAL
RETAINING RING
8 REAR HANDLE DISASSEMBLY FOR DC
BRAKE MODELS:
8.1 Remove oval head screws (items 46 and 60).
8.2 Remove rear handle cover (item 66) and gasket
(item 67).
