Stone 1050PM Guide

PLASTER/MORTAR MIXER
A 100% employee-owned American manufacturer
SERVICE/PARTS MANUAL
MODELS: 1050PM, 1265PM, 1285PM &
1650PM
REVISION: C 02/2002 P/N 56369

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Table of Contents
TABLE OF CONTENTS ................................................................................................................ 3-4
FOREWORD / SERVICE INFORMATION ................................................................................ 5
Limited WARRANTY ..................................................................................................................... 6
TECHNICAL DATA ....................................................................................................................... -10
Specifications .............................................................................................................................. 7
Imperial Torque Chart ................................................................................................................. 8
Metric Torque Chart .................................................................................................................... 9
Hardware Identification .............................................................................................................. 0
HEALTH & SAFETY ..................................................................................................................... 11-15
Safety Training ............................................................................................................................
Safety Precautions ....................................................................................................................... 2- 5
MAINTENANCE............................................................................................................................. 16-24
Maintenance Tasks ...................................................................................................................... 6
Hardware ..................................................................................................................................... 7
Fuel ............................................................................................................................................. 7
Location and Use of Controls ..................................................................................................... 7
Wheel Bearing Lubrication ......................................................................................................... 8
Wheel Bearing Adjustment ......................................................................................................... 8
Hardware ..................................................................................................................................... 8
Cleaning ...................................................................................................................................... 9
Safety Chain / Towing................................................................................................................. 9-20
Bearing and Seal Installation ...................................................................................................... 2
Bull Gear Assembly .................................................................................................................... 22
Maintenance Chart ...................................................................................................................... 23
Gearcase Clutch Assembly ......................................................................................................... 24
1050PM, 1265PM,
1285PM, 1650PM

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Table of Contents
EXPLODED DIAGRAM AND PARTS LIST ............................................................................... 25- 1
Frame and Drum Assembly - 050PM........................................................................................ 26-29
Frame and Drum Assembly - 265PM, 285PM and 650PM .................................................. 30-33
Paddle Assembly - 050PM ........................................................................................................ 34-35
Paddle Assembly - 265PM and 285PM .................................................................................. 36-37
Paddle Assembly - 650PM ........................................................................................................ 38-39
Electric Motor Drive Train - 050PM ........................................................................................ 40-43
Electric Motor Drive Train - 265PM ........................................................................................ 44-45
Gas Engine Drive Train 050PM/ 265PM ................................................................................. 46-49
Clutch Assembly - 050PM ....................................................................................................... 50-5
Clutch Assembly - 265PM ....................................................................................................... 52-53
Gearcase Assembly - 285PM and 650PM ............................................................................... 54-59
Clutch Assembly - 285PM and 650PM.................................................................................. 60-6
Spring Axle Assembly ................................................................................................................. 62-63
Trialer Lights Assembly Option .................................................................................................. 64-65
Exhaust Systems ......................................................................................................................... 66-67
Electric Wiring ............................................................................................................................ 68-69
Decal Identification ..................................................................................................................... 70-7
CALIFORNIA PROPOSITION 65 WARNING ........................................................................... IBC
MANUFACTURED UNDER ONE OR MORE OF THE FOLLOWING PATENTS AND OTHERS PEND-
ING: 3 61058, 3905519, 3931 48, 3932006, 4043540, 4180281.
1050PM, 1265PM,
1285PM, 1650PM

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Technical Data 1050PM, 1265PM, 1285PM &
1650PM – Specifications
MODEL
Dimensions
Operating Wt.
lbs. / kg
Batch Capacity
Bags
Batch Capacity
cu. ft. / m3
Total Volume
cu. ft. / m3
Shipping Dimensions
L x W x H / cm
Engine
Drive & Clutch
STONE
1650PM
1267 / 574,7
4 ½ - 5 ½
16 / ,45
19.5 / ,55
81 x 56 x 59
233,7 x 142,2 x 150
11 hp Robin,
11 hp Honda,
18 hp B&S I/C,
5 hp Electric
Totally enclosed
gear drive & clutch
(no chain or belt)
STONE
1285PM
1120 / 508
3 - 4
12 / ,34
14.8 / ,42
81 x 56 x 59
205,7 x 142,2 x 150
11 hp Robin,
11 hp Honda,
18 hp B&S I/C,
5 hp Electric
Totally enclosed
gear drive & clutch
(no chain or belt)
STONE
1265PM
1085 / 492,1
3 - 4
12 / ,34
14.8 / ,42
81 x 56 x 59
205,7 x 142,2 x 150
10 hp B&S,
11 hp Honda,
3 hp Electric
V-belts to Gears
Front Post Hand Clutch
STONE
1050PM
875 / 396,9
2 ½ - 3 ½
10 / ,28
11.5 / ,33
75 x 56 x 59
190,5 x 142,2 x150
10 hp B&S,
8.5 hp Robin,
11 hp Honda,
8 hp B&S I/C,
8 hp B&S I/P
3 hp Electric
V-belts to Gears
Front Post Hand Clutch
Mortar Mixer Features: Bag Splitter, Safety Guard, Patented Guard Lifter, Safety Chain

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Technical Data Torque Chart - Imperial
SAE GRADE 5
Coarse Thread, Zinc-Plated SAE GRADE 8 Coarse Thread, Zinc-Plated
SIZE TORQUE SIZE TORQUE
ft. lbs. Nm ft. lbs. Nm
1/4 - 20 (.250) 681/4 - 20 (.250) 912
5/16 - 18 (.3125) 13 18 5/16 - 18 (.3125) 18 24
3/8 - 16 (.375) 23 31 3/8 - 16 (.375) 33 45
7/16 - 14 (.4375) 37 50 7/16 - 14 (.4375) 52 70
1/2 - 13 (.500) 57 77 1/2 - 13 (.500) 80 108
9/16 - 12 (.5625) 82 111 9/16 - 12 (.5625) 115 156
5/8 - 11 (.625) 112 152 5/8 - 11 (.625) 159 215
3/4 - 10 (.750) 200 271 3/4 - 10 (.750) 282 382
7/8 - 9 (.875) 322 436.5 7/8 - 9 (.875) 454 615
1 - 8 (1.000) 483 655 1 - 8 (1.000) 682 925
SAE GRADE 5
Fine Thread, Zinc-Plated SAE GRADE 8 Fine Thread, Zinc-Plated
SIZE TORQUE SIZE TORQUE
ft. lbs. Nm ft. lbs. Nm
1/4 - 28 (.250) 7101/4 - 28 (.250) 10 14
5/16 - 24 (.3125) 14 19 5/16 - 24 (.3125) 20 27
3/8 - 24 (.375) 26 35 3/8 - 24 (.375) 37 50
7/16 - 20 (.4375) 41 56 7/16 - 20 (.4375) 58 79
1/2 - 20 (.500) 64 87 1/2 - 20 (.500) 90 122
9/16 - 18 (.5625) 91 123 9/16 - 18 (.5625) 129 175
5/8 - 18 (.625) 128 173 5/8 - 18 (.625) 180 244
3/4 - 16 (.750) 223 302 3/4 - 16 (.750) 315 427
7/8 - 14 (.875) 355 481 7/8 - 9 (.875) 501 679
1 - 12 (1.000) 529 717 1 - 12 (1.000) 746 1011
1 -14 (1.000) 541 733 1 -14 (1.000) 764 1036
document in lgpm.p65

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Technical Data
Property Class 8.8
ZINC-PLATED Coarse Thread Fine Thread
SIZE Nm ft. lbs. Nm ft. lbs.
M6 9.9 7 10 7
M8 24 18 25 18
M10 48 35 49 36
M12 83 61 88 65
M14 132 97 140 103
M16 200 148 210 155
M20 390 288 425 313
M24 675 498 720 531
Property Class 10.9
ZINC-PLATED Coarse Thread Fine Thread
SIZE Nm ft. lbs. Nm ft. lbs.
M6 14 10 14 10
M8 34 25 35 26
M10 67 49 68 50
M12 117 86 125 92
M14 185 136 192 142
M16 285 210 295 218
M20 550 406 600 443
M24 950 701 1000 738
Property Class 12.9
ZINC-PLATED Coarse Thread Fine Thread
SIZE Nm ft. lbs. Nm ft. lbs.
M6 16.5 12 16.5 12
M8 40 30 42 31
M10 81 60 82 60
M12 140 103 150 111
M14 220 162 235 173
M16 340 251 350 258
M20 660 487 720 531
M24 1140 841 1200 885
Conversion Factor: 1 ft. lb. = 1.3558 Nm
Torque Chart - Metric

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Technical Data Hardware Identification

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Health & Safety
SAFETY
These machines are designed to carry out the function of
mixing material of the non-cohesive, bituminous and
granular varieties.
If used correctly, they will provide an effective and safe
means of mixing and meet the appropriate performance
standards.
It is essential that the operator of the machine is ad-
equately trained in its safe operation, be authorized to
operate it, and have sufficient knowledge of the machine
to ensure that it is in full working order, before being put
to use.
Safety Training

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Health & Safety
· Before using this equipment, study the entire Owners Manual to become famil-
iar with its operation. Do not allow untrained or unauthorized personnel, espe-
cially children, to operate this equipment. Use only factory authorized parts for
service.
· When warning decals are destroyed or missing, contact the Manufacturer imme-
diately at -800-888-9926 for replacement. For the safety of yourself and others,
it is imperative that the following rules are observed. Failure to do so may result
in serious injury or death.
· This notation appears before warnings in this manual. It means that the follow-
ing steps must be carried out to avoid the possibility of personal injury or death.
These warnings are intended to help the technician avoid potential hazards
encountered in normal service procedures. We strongly recommend the reader
take advantage of the information provided to prevent personal injury or injury to
others.
Follow Safety Instructions
· Carefully read all safety messages and decals in this manual and on your machine
safety signs. Keep decals in good condition. Replace missing or damaged
decals. Be sure new equipment components and repair parts include the current
safety signs. Replacement safety signs and decals are available through your
dealer.
· Learn how to operate the machine and how to use controls properly. Do not let
anyone operate without instruction.
· Keep your machine in proper working condition. Unauthorized modifications to
the machine may impair the function and/or safety and affect machine life.
· If you do not understand any part of this manual and need assistance, contact
your dealer.
Understand Signal Words
· A signal word  DANGER, or CAUTION  is used with the safety-alert symbol.
DANGER identifies the most serious hazards.
·DANGER or WARNING safety signs are located near specific hazards. General
precautions are listed on CAUTION safety signs. CAUTION also calls attention
to safety messages in this manual.
Safety Precautions
DANGER
WARNING
CAUTION