Monroe MS9612 User manual

Cross Conveyor Spreader
MS9612 Belt and Chain
RDS, DuzMor, MSV/MV
Maintenance and arts Manual
Snow & Ice Control Division
1051 W. 7th Street
Monroe, WI 53566
hone: 608-328-8127
Fax: [phone] 05051923
10/29/2012

1
TABLE OF CONTENTS
SAFETY INSTRUCTIONS age 2
MAINTENANCE INSTRUCTIONS age 3
LUBRICATION CHART age 5
HYDRAULIC SCHEMATICS age 6
HYDRAULIC TROUBLE SHOOTING age 7
GENERAL INFORMATION age 8
RE LACEMENT ARTS age 10-41
HOW TO ORDER ARTS age 42
RETURN OLICY age 42
WARRANTY INFORMATION age 43-45

2
SAFETY INSTRUCTIONS
• Read all installation, safety and maintenance instructions completely
before operating this equipment.
• Keep all personnel clear of moving parts while equipment is
being operated.
• Do not operate equipment in need of maintenance!
Repair immediately!
• While operating this equipment use common sense, use caution,
be alert and be safety-conscious.
• Do not work on the spreader unless it is solidly supported and the truck
engine is off!
• Truck engine and hydraulic system is to be completely shut down prior
to any maintenance or repairs.
AVOID HIGH-PRESSURE FLUIDS
Escaping fluid under pressure can penetrate the skin 
causing serious injury.

Avoid the hazard by relieving pressure before
disconnecting hydraulic or other lines. Tighten all
connections before applying pressure.

Search for leaks with a piece of cardboard. Protect
hands and body from high pressure fluids.

If an accident occurs, see a doctor immediately. 
Any fluid injected into the skin must be surgically
removed within a few hours or gangrene may result.

3
MAINTENANCE INSTRUCTIONS
In Season:
• Check chain, sprockets, bearings, all wear items, and loose bolts and
nuts daily, and re-torque before use. (Failure to inspect equipment on a
daily basis may seriously affect safety and/or efficiency.)
• Check all hydraulic fittings for tightness and/or damage on a regular
basis.
• Lubricate all grease fittings. Refer to chart on page 4.
• Due to the nature of use and environment this equipment is operating in,
damage and wear may occur at any time. Therefore, Monroe Truck
Equipment recommends the end user establish, and follow, a daily
inspection routine before using this equipment.
• To adjust belt tracking, tighten/loosen, adjuster bolts to get desired results.
Off Season: (If Applicable)
• Use care when disconnecting hydraulic lines to assure that no dirt or
foreign object enters the hydraulic system. Use caps to cover hydraulic
hose fittings and insert plugs into hydraulic ports.
• Thoroughly clean, lubricate and repaint (if necessary) prior to storage.
• Check mounting bolts for wear and/or damaged threads and replace
before remounting.
TORQUE CHART

4
MOTOR S ECIFICATIONS
White Hydraulic Motor

5
BEARING, 1.25” 4-BOLT FLANGE
N:05030029
SEE AGE 14
BEARING, 1.25” TAKE-U ,
WITH SET SCREW
N: 05030061
SEE AGE 18
LUBE CHART AND BEARINGS
J C (Flared)
NPT (Pipe Thread) ORB (O-Ring)
Requires pipe
thread sealant Self Sealing
HYDRAULIC FITTING

6
HYDRAULIC SCHEMATICS
1750 PSI MAX
6GPM MAX
1250 PSI MAX
15GPM MAX
1750 PSI MAX
6GPM MAX
1250 PSI MAX
15GPM MAX

7
HYDRAULIC TROUBLE SHOOTING CHART
CONDITION 1 CONDITION 2
Pump cavitation recognized by excessive noise. Erratic operation of conveyor and/or spinner.
CAUSE CAUSE
• Air entering system through suction lines. • Low oil.
• Suction line kinked, twisted or too long. • Worn or defective motor.
• nadequate size suction line. • Dirty, worn or defective flow control valve.
• Oil too heavy. • Plugged filter.
• Excessive pump speed. Normal pump • Relief valve setting too low.
speed 1200 to 1500 RPM. • Pump cavitation.
• Air vent on reservoir tank is blocked.
CORRECTION CORRECTION
• Check line from reservoir for possible leaks. • Fill reservoir to a 3⁄4full level.
• nstall suction line as short and straight as • Repair or replace motor.*
possible. • Clean, repair or replace flow control.*
• ncrease suction line size. • Replace filter element and clean filter.
• Drain and replace with a low viscosity • Adjust relief valve for 1500 PS .
non-detergent oil. • Refer to pump section.
• Pump capacity is 16 GPM at 1000 RPM. • Clean or replace vent cap to admit
Decrease PTO speed accordingly. atmospheric pressure to inside of the tank.
CONDITION 3 CONDITION 4
Slow operation of conveyor and/or spinner. Conveyor and/or spinner will not operate.
CAUSE CAUSE
• Worn or defective pump. • Quick disconnects are dirty, damaged, or
• Worn or defective motor. improperly connected.
• Pump cavitation. • Hose connections wrong.
• nsufficient pump speed. • Foreign material in valve compensator.
CORRECTION CORRECTION
• Repair or replace pump.* • Clean or replace and properly connect.
• Repair or replace motor.* • Refer to illustration.
• Refer to pump section. • Remove compensator and clean.
• Pump capacity is 16 GPM at 1000 RPM.
ncrease PTO accordingly.

8
GENERAL INFORMATION
• All references to right or left pertain to the spreader as viewed from the
rear of the truck, looking in the direction of travel.
• Delivery of replacement parts is subject to our sales delivery terms.
• Use only Monroe Truck Equipment O.E.M. replacement parts. Failure to
do so will void warranty.
• Replacement parts in this manual reflect our most common spreader items.
f you do not find the part you require, please call your distributor.
•Monroe Truck Equipment reserves the right to make revisions or
alterations to this parts manual.

9
NOTES

10
1
2
4
00016154 S READER, CC, MS9612, MV/MSV, REAR, BELT
Item Qty art Number Description
1 1 00086032-A
00086032-B Cross Conveyor, Rear, Belt, MS (See page 18-19) Cross Conveyor, Rear, Belt, SST
2 1 00074994-A
00074994-B Mounting Kit, MS (See page 30) Mounting Kit, SST
4 1 00089542-A
00089542-B Shield Kit, MS (See page 34) Shield Kit, SST

11
00077346 S READER, CC, MS9612, MV/MSV, REAR, MESH
Item Qty art Number Description
1 1 00016661-A
00016661-B Cross Conveyor, Rear, Mesh, MS (See page 20-21) Cross Conveyor, Rear, Mesh, SST
2 1 00074994-A
00074994-B Mounting Kit, MS (See page 30) Mounting Kit, SST

12
2
3
1
4
00077347 S READER, CC, MS9612, DUZ MOR, REAR, BELT
Item Qty art Number Description
1 1 00086032-A
00086032-B Cross Conveyor, Rear, Belt, MS (See page 18-19) Cross Conveyor, Rear, Belt, SST
2 1 00016659-A
00016659-B Chute Kit, MS (See page 23) Chute Kit, SST
3 1
00016660-A
00016660-B
00016660-C
00016660-D
Spinner Assembly, MS/Urethane (See page 24)
Spinner Assembly, 304/Urethane
Spinner Assembly, MS/MS
Spinner Assemlby, 304/304
4 1 00074992-A
00074992-B Mounting Kit, MS (See page 31)
Mounting Kit, SST

13
1 2
4
3
00077348 S READER, CC, MS9612, DUZ MOR, REAR, MESH
Item Qty art Number Description
1 1 00016661-A
00016661-B Cross Conveyor, Rear, Mesh, MS (See page 20-21) Cross Conveyor, Rear, Mesh, SST
2 1 00016659-A
00016659-B Chute Kit, MS (See page 23) Chute Kit, SST
3 1 00016660-A
00016660-B Spinner Assembly, MS/MS (See page 24) Spinner Assemlby, 304/304
4 1 00074992-A
00074992-B Mounting Kit, MS (See page 31)
Mounting Kit, SST

14
1
2
3
4
00082636 S READER, CC, MS9612, RDS, REAR, BELT
Item Qty art Number Description
1 1 00086032-A
00086032-B Cross Conveyor, Rear, Belt, MS (See page 18-19) Cross Conveyor, Rear, Belt, SST
2 1 00016659-A
00016659-B Chute Kit, MS (See page 23) Chute Kit, SST
3 1
00082612-A
00082612-B
00082612-C
00082612-D
Spinner Assembly, MS/Urethane (See page 26)
Spinner Assembly, SST/Urethane
Spinner Assembly, MS/MS
Spinner Assemlby, 304/304
4 1 00082634-A
00082634-B Mounting Kit, MS (See page 32)
Mounting Kit, SST

15
1
2
3
4
00082635 S READER, CC, MS9612, RDS, REAR, MESH
Item Qty art Number Description
1 1 00016661-A
00016661-B Cross Conveyor, Rear, Mesh, MS (See page 20-21) Cross Conveyor, Rear, Mesh, SST
2 1 00016659-A
00016659-B Chute Kit, MS (See page 23) Chute Kit, SST
3 1
00082612-A
00082612-B
00082612-C
00082612-D
Spinner Assembly, MS/Urethane (See page 26)
Spinner Assembly, SST/Urethane
Spinner Assembly, MS/MS
Spinner Assemlby, 304/304
4 1 00082634-A
00082634-B Mounting Kit, MS (See page 32)
Mounting Kit, SST

16
1
2
3
4
00087702 S READER, CC, MS9612, MV/MSV, REAR, BELT W/ CENTER S INNER
Item Qty art Number Description
1 1 00086032-A
00086032-B Cross Conveyor, Rear, Belt, MS (See page 18-19) Cross Conveyor, Rear, Belt, SST
2 1 00087700-A
00087700-B Mounting Kit, MS (See page 33)
Mounting Kit, SST
3 1 00016659-A
00016659-B Chute Kit, MS (See page 23) Chute Kit, SST
4 1
00087712-A
00087712-B
00087712-C
00087712-D
Spinner Assembly, MS (See page 28)
Spinner Assembly, SST
Spinner Assembly, MS/MS
Spinner Assemlby, 304/304

17
1
2
3
4
00017377 S READER, CC, MS9612, MV/MSV, REAR, MESH W/ CENTER S INNER
Item Qty art Number Description
1 1 00016661-A
00016661-B Cross Conveyor, Rear, Mesh, MS (See page 20-21) Cross Conveyor, Rear, Mesh, SST
2 1 00087700-A
00087700-B Mounting Kit, MS (See page 33) Mounting Kit, SST
3 1 00016659-A
00016659-B Chute Kit, MS (See page 23) Chute Kit, SST
4 1 00087712-A
00087712-B Spinner Assembly, MS (See page 28)
Spinner Assemlby, SST

18
22
20
17 722
20
22
20
17
6
15
25
18
8
13
12
11
10
5
21 19 16 4
22
20
17
26
9
1
27 28
2
3