pronovost P-992 Product manual

OPERATOR'S / PARTS
MANUAL
Snowblowers
Models
P-992 & P-992TRC P-980 & P-980TRC
P-1020 & P-1020TRC P-1040 & P-1040TRC
No. C234 06/2010

Copyright © Les Machineries Pronovost Inc., 2010
All rights reserved.
Printed in Canada.

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TABLE OF CONTENTS
Section Item Page
1 Introduction......................................................................................................................5
2 Safety ...............................................................................................................................6
General Safety .......................................................................................................6
Safety in Operation................................................................................................6
Safety with Maintenance .......................................................................................7
Safety in Transport ................................................................................................7
Safety in Storage....................................................................................................7
3 Decals ...............................................................................................................................8
Safety Decals .........................................................................................................8
Maintenance Decals ............................................................................................12
4 Assembly .........................................................................................................................13
General assembly.................................................................................................13
Motor on the rotary drum ....................................................................................14
Hydraulic Chute Kit: Motor ................................................................................15
5 Start-up ...........................................................................................................................16
Basic Start-up Procedures....................................................................................16
6 Maintenance ...................................................................................................................17
General maintenance ...........................................................................................17
7 Storage ............................................................................................................................18
8 Trouble Shooting............................................................................................................19
9 Specifications..................................................................................................................21
10 Parts List.........................................................................................................................22
Snowblower P-992 ..............................................................................................22
Snowblower P-992TRC.......................................................................................25
Snowblowers P-980 P-1020 P-1040 ..................................................................28
Snowblowers P-980TRC P-1020TRC P-1040TRC...........................................31
Semi-industrial Chute PSIG-92104 .....................................................................35
Industrial Chute PCG-92104 ...............................................................................37
Hydraulic telescopic chute PCT-92104 ...............................................................39
Hydraulic telescopic chute PCTC-INDR.............................................................41
Options ................................................................................................................44
Option upper auger ..............................................................................................47
P.T.O. Shaft # 9225 & # 9569 ............................................................................48
P.T.O. Shaft # 9475 .............................................................................................49
Gear Box # 9307..................................................................................................50
Reduction Gear Box # 9769 ................................................................................51
Reduction Gear Box # 9721 ................................................................................52
Cylinder 25TR08 .................................................................................................53
Cylinder 15PC32 .................................................................................................54
Cylinder 15L12....................................................................................................55
Hydraulic Motor MLH-250 & MLH-315 ............................................................56
11 Torque Chart..................................................................................................................57
12 Warranty ........................................................................................................................58

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Figure 1
MODEL: 
SERIAL NO: 
DATE OF PURCHASE: 
INTRODUCTION 1
NOW take a moment to enter the model, serial
number and the date of purchase of your Snowblower
in the space provided.
When ordering parts from your Dealer, please refer to
these numbers for a fast and efficient service. Use
PRONOVOST parts for replacement.
The model and serial numbers are on the name plate
shown on Fig. 1.
Thank you for choosing PRONOVOST. We are
confident this equipment will meet your requirements
in terms of quality, performance and reliability.
This manual was prepared to assist you in the safe
operation of your new Snowblower. It contains
important information which will help you achieve
excellent returns with your Snowblower for years to
come.
Please read this manual completely before operating
your Snowblower and keep it for future reference.
Before starting the machine, you or any other person
who will be operating the Snowblower must
familiarize yourself with the safety recommendations
and the operating instructions. Please read carefully
and be sure to understand and follow all
recommendations and procedures.
In this manual, the right and left sides are identified as
shown on Figure 1.
If you require additional information on your
Snowblower, please contact your PRONOVOST
Dealer.
CONGRATULATIONS!
Right
Left

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WHEN YOU SEE THIS SYMBOL
SAFETY
2
ATTENTION!
BE ALERT
YOUR SAFETY IS INVOLVED
This symbol «SAFETY ALERT» is used in this manual and
on the safety decals on the Snowblower. It warns you of the
possibility of danger. Carefully read, understand and follow
all safety recommendations before operating the
Snowblower.
1) Careful operation is the best assurance against acci-
dents. Carefully read this manual and follow all
recommendations before operating your Snowblower.
It is the owner’s responsibility to make sure that anyone
who will operate the Snowblower will read this manual
before operating the equipment.
2) Familiarize yourself with all controls and always be
ready to stop the Snowblower quickly in case of
emergency.
3) Never let a child operate the Snowblower.
4) Do not modify the Snowblower. Any non authorized
modification may affect the efficiency and/or safety of
the equipment and will automatically void the warranty.
5) Never operate the Snowblower with defective parts or if
damaged in any way. Have it repaired before operating.
6) Make sure all fasteners are in place and properly
secured or tightened. Refer to torque chart on page 57.
7) Avoid wearing loose fitting clothing when working with
the Snowblower. These could get entangled in moving
parts of the equipment and cause accidents.
GENERAL SAFETY
8) Prolonged exposure to noise may hamper hearing.
Protect yourself by wearing adequate protection
devices.
9) Hydraulic fluids under pressure can damage your skin.
Do not use your hands to locate a leak.
10) Before the beginning of the snow season, inspect all
areas where the Snowblower will be used and remove
any object which may cause an accident and/or damage
the equipment.
11) Never operate your Snowblower in poor visibility or
without proper lighting conditions.
SAFETY IN OPERATION
1) Be sure there are no obstructions around the equipment
and that no one stands near the equipment when in
operation.
2) Do not operate an engine in a confined or non ventilated
area.
3) Do not perform any adjustments, cleaning, maintenance
or repairs with the engine running. The engine must be
stopped and the P.T.O. disengaged. Preferably remove
the key from the ignition.
4) Wear adequate clothing when working in cold or windy
conditions.
5) Adjust skid shoes for proper ground clearance of
scraper blade, especially in rough terrain or soft ground
conditions.
6) Before operating, make sure the P.T.O. is properly
installed and secured.
7) Before starting-up the Snowblower, make sure the auger
and drum areas are free of ice.
8) Put P.T.O. control in neutral position before starting
engine.
9) Keep hands, feet and clothing away from moving parts
of the Snowblower. Stay away from the discharge chute.

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SAFETY (cont'd)
2
10) Before unplugging the chute, always disengage the
P.T.O., stop the engine and relieve all hydraulic pressu-
res.
11) Do not operate in excessive inclined conditions. Be
careful when turning in slopes.
12) Never operate your Snowblower with missing guards or
without protective devices in place.
13) Do not operate your Snowblower near buildings,
windows or other vehicules without prior and proper
adjustment of the chute deflector.
14) Never aim discharge chute towards people or animals.
This may cause serious injuries.
15) Always reduce operating speed in slippery conditions.
16) Be careful when backing-up, make sure you have good
visibility.
17) Always be on the lookout for objects which may enter
thesnowblower.
18) If undue vibrations are felt, disengage the P.T.O., stop
the motor and look for the cause of the vibration.
Vibration is usually the indication of a problem.
19) At the end of the operation, disengage the P.T.O., lower
the Snowblower, put transmission in neutral, apply
parking brake, stop engine and remove the key from the
ignition.
SAFETY WITH MAINTENANCE
1) Perform the Snowblower maintenance according to
recommendations contained in this manual.
2) Stop engine and relieve all hydraulic pressures before
doing inspection, maintenance or repairs.
3) Never perform any work under the Snowblower while it
is supported only by the tractor's hydraulic system. It
must be completely supported by wooden blocks or
other safe means.
SAFETY IN TRANSPORT
1) On public roads, use proper safety lights and check
local regulations.
2) Be alert while driving on the road. Never carry
passengers.
3) Always disengage P.T.O. while moving from one area
of work to another.
4) It is recommended to use both brake pedals
simultaneously for better control.
5) The recommended road speed should be such as to
maintain full control over steering and braking.
6) Be careful while backing up, make sure you have good
visibility.
SAFETY IN STORAGE
1) Provide adequate supports to prevent any accidental
overturning of the Snowblower.
2) Do not let children play in the area where the
Snowblower is stored.

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DECALS
SAFETY DECALS
The safety decals are affixed wherever special safety
precautions are indicated. Locate them on the machine
and read them carefully. If a decal is damaged, lost or
illegible, install a new one. The following photos
indicate where each one must be installed.
3
Figure 2
Decal A Part no.: 190-11671
Figure 4
Decal B Part no.: 190-07722
Figure 3
Figure 5
BB
A
C

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DECALS (cont'd)
3
Decal E in Fig. 9 is located directly on the P.T.O.
shaft. It is not visible when the safety shield is in
place. It must never be visible when you operate the
equipment.
Figure 8
Decal E Part no.: A108
Figure 6
Decal C Part no.: 190-11641
If your snowblower is equipped with a reduction gear
box, the decal C will be the one shown below.
Figure 7
Decal C Pièce no.: 190-11651

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DECALS (cont'd)
3
Figure 9
Decal F Part no.: A 109
Figure 10
F
Figure 14
Figure 13
Decal G Part no.: 190-10991
G
Figure 11
Decal D Part no.: A103
D
Figure 12