Manitowoc Grove GRT8100 Service Manual

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Published 3/26/2018, Control # 596-05
GRT8100 SERVICE MANUAL ELECTRICAL SYSTEM
3
GROVE
4. Use a multimeter to check for continuity between switch
terminals with switch ON. Meter should register zero
ohms. Place switch OFF. Meter should register infinity
(no continuity). Replace switch if it fails either part of the
check.
Installation
1. Note orientation of rocker markings to switch. Remove
rocker (A – D) from old switch (19 – 24). Hold switch by
its sides in one hand. Squeeze left and right sides of
rocker with other hand and pull up.
2. Orient rocker markings correctly to switch (4). Install
rocker in switch.
3. Push switch down through top of dashboard cover (1)
until retaining clips click in place.
4. Connect wire harness to bottom of switch.
5. Install right side cover (10) on steering column (9).
6. Connect wire harness to ignition switch (12).
7. Install left side cover (16) on steering column
overlapping right side cover.
8. Install four button head screws (14) through side covers.
9. Install dashboard cover (1) on side covers with four
button head screws (11).
10. Install lever (15) on column assembly (9).
11. Pull column assembly rubber boot up and over bottom of
side covers.
Check
1. Turn battery disconnect switch to ON position.
2. Operate switch and verify each function works.
3. Troubleshoot any system or circuit malfunction not
corrected by repair or replacement of switch or
associated wiring.
Ignition Switch
Refer to Figure 3-11.
Removal
1. Ensure key switch has been in OFF position for 2
minutes.
2. Turn battery disconnect switch to OFF position.
3. Pull rubber boot off bottom of side covers (10,16).
4. Remove four screws (11) from dashboard cover (1) and
pull up cover.
5. Remove four screws (14) from side covers and column
assembly (9). Pull right side cover (10) away from
column.
6. Disconnect wire harness (not shown) from back of
ignition switch (12).
7. Remove lock nut (not shown) from ignition switch and
remove switch.
Inspection
1. Visually check ignition switch for evidence of cracks,
damaged connectors, or other damage. Replace switch
as needed.
2. Check wiring for damaged insulation or damaged
connectors. Repair as needed.
3. Use a multimeter to check for continuity between switch
terminals with switch ON. Meter should register zero
ohms. Place switch OFF. Meter should register infinity
(no continuity). Replace switch if it fails either part of the
check.
Installation
1. Install ignition switch (12) in right side cover (11). Secure
with lock nut (not shown).
2. Install right side cover on steering column (9).
3. Connect wire harness (not shown) to ignition switch.
4. Install left side cover (16) on steering column
overlapping right side cover.
5. Install four button head screws (14) through side covers.
6. Install dashboard cover (1) on side covers with four
button head screws (11).
7. Install lever (15) on column assembly (9).
8. Pull column assembly rubber boot up and over bottom of
side covers
Check
1. Turn battery disconnect switch to ON position.
2. Operate switch and verify each function works.
3. Troubleshoot any system or circuit malfunction not
corrected by repair or replacement of switch.

Manitowoc Grove GRT8100 Specifications

General

Brand	Manitowoc
Model	Grove GRT8100
Category	Construction Equipment
Language	English