Technical Service Information Bulletin
Date: November 7, 2023
Bulletin Name: FDM-TSIB-047
Model: Oshkosh S-Series 2.0
Units Affected: Serial No. 788727 - 827508

2.0 Rubber Hose STAUFF Clamps

Purpose:
This bulletin provides instructions for installing rubber hose STAUFF clamps in areas of the vehicle that have
hard line STAUFF clamps installed on rubber hoses. Rubber hose STAUFF clamps have a smooth inner contact
surface and filleted edges. Installing rubber hose STAUFF clamps will reduce potential hose chaffing in areas
where hard line clamps were installed.

Notice:
• Read and understood bulletin in its entirety before performing this procedure.
• All procedures outlined in the bulletin must be performed by skilled service personnel. Refer to the product
service manual for descriptions of maintenance procedures.

SAFETY NOTICE

SAFETY NOTICE

Perform your company’s Lockout/Tagout
procedure. If your company does not have a
Lockout/Tagout procedure, follow OSHA
1910.147 and 1910.146 Confined Space as
appropriate.

Use appropriate Personal Protective
Equipment (PPE) as required by your
company.

Tools and Equipment Required:
Customer to supply:
• Hand tools
• Torque wrench (foot pound)
• Loctite® 242

Parts Required
Item

Part Number

Description

Qty.

1

A000A519

SCR, FLG, HEX, 0.31-18 X 1.5”, G8 MB

5

2

A000A520

SCR, FLG, HEX, 0.31-18 X 1.75”, G8 MB

1

3

A000G257

CLAMP, TWIN, 0.50 - 0.50”, PP

6

Power Chute Assembly

Mixer Motor Assembly
5

A000A733

SCR, CAP, HEX, 0.31-18 X 3.25”, G8 MB

1

6

A000A689

NUT, FLG, LKDT, 0.31-18, G8 MB

1

7

A000G276

CLAMP, TWIN, 1.50 - 1.50”, PP

1

Procedure:
Lockout/Tagout
1. Park vehicle on a flat level surface, block truck tires, and perform your company’s Lockout/Tagout procedure.
If your company does not have a Lockout/Tagout procedure, follow OSHA 1910.147 and 1910.146 Confined
Space as appropriate.
2. The vehicle’s BATTERY DISCONNECT switch is located on the left-hand side of the battery box. Use the
battery disconnect switch when performing any maintenance so the vehicle cannot accidentally be started.

1

a. Turn the battery disconnect switch (Figure A, Item 1) counterclockwise so the hole on the switch aligns
with the hole in the bracket (Figure A, Item 2).
b. Install the safety lockout device ring (Figure B, Item 1) through the holes on the battery disconnect switch
and the bracket.
c. Install a padlock (Figure B, Item 2) onto the safety lockout device ring, lock it, and put the key in your
pocket. If more than one person is working on the vehicle, each person must install his or her own padlock.

1

DA
NG
ER

Th
be is en
e
e
n
LO rgy
Un
CK sou
th auth
ED rce
OU ha
in is loc oriz
T! s
R im k/t ed
e
ma media ag m rem
rks te ay ova
:
dis re l o
ch sult f
arg
e.

1

2

2

Figure A

Figure B

Power Chute Assembly STAUFF Clamp Replacement

CAUTION

Inspect all rubber hoses having hard line
STAUFF clamp bodies replaced for signs of
wear. Replace any hose showing signs of
wear. Failure to comply could result in
equipment damage.
3. Locate the 5 hard line STAUFF clamps on the power chute assembly first and second sections, and one on
the lift cylinder. See Figure 1.
Soft Line Clamp

(smooth inside surface)

Chute
Clamps

Lift Cylinder
Clamp
Hard Line
Clamp

Figure 1 - Power Chute STAUFF Clamps

2

4. Loosen and remove mounting screw from one of the power chute section clamps. Screw will not be reused.
5. Remove cover plate from clamp body. Save cover plate for reinstallation.
6. Remove clamp body from rubber hoses. Clamp body will not be reused.
7. Inspect rubber hoses for wear and replace as required.
8. Install new clamp body (A000G257) on rubber hoses.
9. Reinstall cover plate on clamp body.
10.
Apply Loctite® 242 to threads of new hex flange screw (A000A519) and install in cover plate. See Figure
2. Final tighten mounting screw to 8 ft. lbs.
11.

Perform Step 4-10 to remaining 4 power chute section clamps.

12.

Loosen and remove mounting screw from lift cylinder clamp. Screw will not be reused.

13.

Remove cover plate from clamp body. Save cover plate for reinstallation.

14.

Remove clamp body from rubber hoses. Clamp body will not be reused.

15.

Install new clamp body (A000G257) on rubber hoses.

16.

Reinstall cover plate on clamp body.

17.
Apply Loctite® 242 to threads of new hex flange screw (A000A520) and install in cover plate. See Figure
2. Final tighten mounting screw to 13 ft. lbs.

Clamp Body
Cover Plate
Mounting Screw

Figure 2 - STAUFF Clamp Assembly

3

Mixer Motor STAUFF Clamp Replacement
18.

Locate mixer motor hydraulic lines on right side of cooling package base. See Figure 3.

19.

Loosen and remove screw and nut securing clamp to bracket.

20.

Remove cover plate from clamp. Save cover plate for reinstallation.

21.

Remove clamp body from rubber hoses. Clamp body will not be reused.

22.

Install new clamp body (A000G276) on rubber hoses.

23.

Reinstall cover plate on clamp body.

24.
Install new hex cap screw (A000A733) in clamp assembly and install new locknut (A000A689) on screw
to secure clamp to bracket . See Figure 3. Final tighten mounting screw and nut to 18 ft. lbs.

Mixer Motor
Clamp

Clamp Body

Cap Screw

(A000G276)

(A000A733)

Lock Nut

(A000A689)

Figure 3 - Power Chute STAUFF Clamps

25.

Remove lockout/tag and wheel chocks.

Continuous Improvement:

The change included in this document is part of the
McNeilus Continuous Improvement Process.
McNeilus’s quality policy is providing customer satisfaction
through innovative products, dedicated service, and a
constant focus on continuous improvement.
4

(888) 686-7278
www.streetsmartparts.com