Spartan Motors USA, Inc.
DATE:
APPLIES TO:

Technical Service Bulletin

2-12-18
This service bulletin applies to Emergency Response chassis cabs
identified in the table below.
Model
Advantage
Diamond
Gladiator
MetroStar
MetroStar R/T

Model Year
2005 – 2009
2004 – 2008
2004 – 2017
2006 – 2017
2010 - 2014

CONDITION:

The compartment door switch may become inoperative.

CORRECTION:

Relocate compartment door switch.

LABOR ALLOCATION:

1.5 hrs

CLASSIFICATION:

E

PARTS NEEDED:
Note: Quantities in each kit are for one (1) compartment door. If there are multiple
compartments the quantity of kits needed will be equal to the number of compartments.
QTY
1

Part Number
S-2623-001

Description
KIT-POLLAK COMPARTMENT
SWITCH RE-LOCATION

Part Number
4774-NN2-001
4773-NN2-001
4775-NN2-001
04100FDRWS
1024NLNZ
04200063HS
0420ANS

Description
BRACKET-SWITCH, POLLAK
BRACKET-SWITCH CONTACT
BUMPER-RUBBER STOP
WASHER-FENDER
NUT-10-24 NYLON LOCK
BOLT-1/4-20 x .63 HEX HD SS
NUT-ACORN SS

Kit # S-2623-001 Contains:
QTY
1
1
1
1
1
3
3

Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 1 of 8

QUA-FR-0290
Rev: 3.0

Spartan Motors USA, Inc.

Technical Service Bulletin

3
3

04FWSAES
0420075HWTCFS

WASHER - 1/4" SAE SS
SCREW-1/4"-20 x .75 HEX WASHER

1
1
1

TSB18-530-001
TSB18-530-002
0134-GG3-049

SERVICE BULLETIN, ENGLISH
SERVICE BULLETIN, FRENCH
DOOR JAMB SWITCH POLLACK 52-

Part Number
S-2623-002

Description
KIT-COLE HERSEE COMPARTMENT
SWITCH RE-LOCATION

Part Number
4774-NN2-002
4773-NN2-001
4775-NN2-001
04100FDRWS
1024NLNZ
04200063HS
0420ANS
04FWSAES
0420075HWTCFS

Description
BRACKET-SWITCH, COLE HERSEE
BRACKET-SWITCH CONTACT
BUMPER-RUBBER STOP
WASHER-FENDER
NUT-10-24 NYLON LOCK
BOLT-1/4-20 x .63 HEX HD SS
NUT-ACORN SS
WASHER - 1/4" SAE SS
SCREW-1/4"-20 x .75 HEX WASHER
HD SS
SERVICE BULLETIN, ENGLISH
SERVICE BULLETIN, FRENCH
DOOR JAMB SWITCH COLE HERSEE

HD SS

620
QTY
1
Kit # S-2623-002 Contains:
QTY
1
1
1
1
1
3
3
3
3
1
1
1

TSB18-530-001
TSB18-530-002
0134-GG3-035

GENERAL INSTRUCTIONS:
Thoroughly review entire service bulletin before starting work. If there are questions or concerns
with steps defined in this service bulletin, contact Spartan Motors USA, Inc. Customer & Product
Support Group.
All applicable industry safety standards must be followed when performing work identified in this
procedure.

Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 2 of 8

QUA-FR-0290
Rev: 3.0

Spartan Motors USA, Inc.

Technical Service Bulletin

STEP-BY-STEP INSTRUCTIONS:
1. Identify which compartment door switch is installed (either Pollak or Cole Hersee). Kit S2623-001 is required for the Pollak switch and kit S-2623-002 is required for the Cole Hersee
switch. Refer to FIG. 3-1 for switch identification.
Pollak Switch

Cole Hersee Switch

FIG. 3-1
2. Remove the existing mechanical door switch on the latch side of the compartment door
frame and discard existing switch. Install rubber bump stop provided in kit into existing switch
location. Refer to FIG. 4-1 for possible locations.

Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 3 of 8

QUA-FR-0290
Rev: 3.0

Spartan Motors USA, Inc.

Technical Service Bulletin

Remove existing switch, two
possible locations are shown. Install
rubber bump stop provided in kit.

FIG. 4-1
3. Install new switch bracket on the hinge side of the compartment with vertical placement
(dimension “X”) in a best fit location for compartment options. The outboard face of the bracket
should be 0.25” from the outboard face of the bulb seal flange. Refer to FIG. 5-1 and FIG. 5-2.

Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 4 of 8

QUA-FR-0290
Rev: 3.0

Spartan Motors USA, Inc.

Technical Service Bulletin

Mount with (3)
¼-20 thread
cutting screws.

X
Bottom of
compartment

FIG. 5-1
0.25”
Face of switch
bracket.

Face of bulb
seal flange.

Door hinge.

FWD
FIG. 5-2
Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 5 of 8

QUA-FR-0290
Rev: 3.0

Spartan Motors USA, Inc.

Technical Service Bulletin

4. Install the door switch contact bracket on the interior surface of the compartment door using
urethane adhesive Sika Tack Ultrafast US or equivalent. Clean and prime the surfaces per the
adhesive manufacturers recommendations. This bracket should be centered vertically with the
switch bracket at 0.75” from the bottom of the switch bracket. Refer to FIG. 6-1, 6-2.

Switch contact
bracket.

0.75”

Locate switch
contact bracket
against hinge leaf.

FIG. 6-1
Switch contact
bracket.

Area adhesive to be applied
between switch contact bracket
and interior door panel.

FIG. 6-2
5. Prior to installing the new switch in the switch bracket, drill and tap the switch mounting hole
using a properly sized drill and tap for 1/2-20 NF thread (Pollak switch) or 3/8-24 NF thread (Cole
Hersee switch).
6. Install the new switch (Pollak or Cole Hersee) in the new switch bracket.
Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 6 of 8

QUA-FR-0290
Rev: 3.0

Spartan Motors USA, Inc.

Technical Service Bulletin

7. Re-route the existing door switch wires from the latch side to the hinge side of the door frame
and re-connect the existing wires to the new door switch. The existing fast-on terminals can be
removed and the wires can be spliced together with solder and heatshrink to reduce the wire
bundle size if desired. Depending on the number of compartment lights, the installation can be
further reduced by using a single piece of 1/2” loom to route both switch and light wiring
together. Refer to FIG. 7-1 and FIG. 8-1.

Existing FastOn terminals.

FIG. 7-1

Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 7 of 8

QUA-FR-0290
Rev: 3.0

Spartan Motors USA, Inc.

Technical Service Bulletin

Existing Fast-On terminals
removed and replaced
with solder splices and
glue-type heatshrink.

FIG. 8-1

Service Bulletins are intended for use by Professional Technicians only. They are written to guide Professional Technicians in performing service to
vehicles of specific nature in conjunction with industry standards. Professional Technicians should be appropriately trained on industry standards and
have the tools and equipment to perform procedures safely and properly.

18003

Page 8 of 8

QUA-FR-0290
Rev: 3.0