pronovost P-INV-74, Operator'S & Parts Manual

Page 1: ...P INV 74 No C3002 05 2010 OPERATOR S PARTS MANUAL Snowblowers Models ...

Page 2: ...Copyright Les Machineries Pronovost Inc 2010 All rights reserved Printed in Canada ...

Page 3: ...ty Decals 8 MaintenanceDecals 11 4 Assembly 12 Generalassembly 12 5 Start up 13 BasicStart upProcedures 13 6 Maintenance 14 7 Storage 15 8 TroubleShooting 16 9 Specifications 18 10 PartsList 19 SnowblowersP INV 74 19 Semi industrialChutePSIG INV GR1 22 Options 23 P T O Shaft8114 EG 24 Gear Box 8251 25 Cylinder25TR04 26 HydraulicMotorMLH100 MLH125 MLH250 27 11 TorqueChart 28 12 Warranty 29 ...

Page 4: ......

Page 5: ...nowblower 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 instr...

Page 6: ...g 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 S...

Page 7: ...e 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 th...

Page 8: ...cated 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 Figure 3 Decal A Part no 190 11671 Figure 5 Decal C Part no A103 Figure 4 Decal B Part no 190 07722 3 Figure 6 B B A D C C ...

Page 9: ... 9 DECALS cont d 3 Figure 9 Figure 8 Decal E Pièce no 190 07611 Figure 7 Decal D Part no 190 06651 Figure11 Decal G Part no 190 11641 Figure10 Decal F Part no 190 11581 E F G ...

Page 10: ... 10 DECALS cont d 3 Figure13 Figure12 Decal H Part no 190 10991 G H Figure14 Part no A108 ...

Page 11: ... 11 DECALS cont d 3 Figure16 Part no A 106 Figure15 Part no A 109 MAINTENANCE DECALS The maintenance decals indicate the points requiring lubrication Refer to maintenance section for more details ...

Page 12: ...hen attach safety shield support chain as shown WARNING The telescoping tubes of the drive shaft must never be allowed to bottom out while maintaining a mini mum overlap of 6 inches 4 If you install a hydraulic cylinder on the chute deflector use model 25TR04 cylinder 5 When installing chute grease the groove of the UHMW slide in order to prevent the corrosion of the rim of the chute 6 For the ins...

Page 13: ...ll fastening devices Refer to torque chart on page 28 5 Make sure of a 540 RPM input to your snowblower 6 Check impeller adjustment The tip of the blades should be approximately 1 8 to 3 16 from the discharge wall of the drum If necessary adjust impeller by using both adjustment settings Fig 19 Fig 20 simultaneously 7 In order to avoid damaging your snowblower adjust the speed of descent of your 3...

Page 14: ...box once a month Adjust to required oil level as per drawing in Parts List section Use SAE 80W90 oil 7 Check tension of drive chain every 24 hours of operation and adjust if necessary 8 Check for tightness of bearing collars every 48 hours of operation 9 Change gearbox oil once a year Adjust to required oil level as per drawing in Parts List section Use SAE 80W90 oil 10 Check all nuts and bolts on...

Page 15: ...ks 3 Keep all piston rods in the retracted position This will assure better protection against the elements 4 Clean your Snowblower 5 Thoroughly inspect all parts of the Snowblower Replace or repair worn or defective parts 6 Touch up or repaint if necessary 7 Lubricate all points before storage 7 ...

Page 16: ...tween guard equipment Replace worn or damaged bearing rings Eliminate any interference between tubes and equipment or tractor Replace damaged tubes P T O SHAFT POSSIBLE CAUSE PROBLEM CORRECTION Insufficient lubrication Excessive working angle Poor quality lubricant Too much sliding under load Tube overlap too short minimum recommended is 6 Insufficient lubrication Contaminants sand etc Pin or orif...

Page 17: ...Check hydraulic connections Tractor RPM too low Gap too wide between impeller blade tip and drum outlet wall Insuffucient tractor HP Tractor RPM too low Tractor RPM reduced too early with snow still in the Snowblower Slippage of PTO clutch mechanism Wet snow condition Shear bolt broken on drive shaft Shear bolt broken on drive shaft Shear bolt broken on auger drive shaft Broken drive chain Broken ...

Page 18: ...Balanced auger Included Scraper blade for snowblower Included Standard steel 3 8 x 2 1 2 not reversible Opt Carbon steel 450 1 2 x 3 Opt Stainless Steel 1 2 x 3 Rear mount scraper blade Option Plow blade for rear mount scraper blade Opt Standard steel Opt TIVAR Opt Stainless steel Semi industrialchute With cylinder 25TR04 on the deflector included Chute rotation mechanism Hydraulic with motor MLH ...

Page 19: ... 19 SNOWBLOWER P INV 74 10 170 05463 ...

Page 20: ...4 130 83744 Right guard 1 25 130 83743 Left guard 1 26 300 32220 Bolt 1 4 x 3 4 lg nylon locknut 1 27 Std Grease fitting 1 4 28 straight 3 28 Std Hitch pin clip 1 8 x 2 9 16 4 29 300 46370 Bolt 3 4 NC x 2 1 2 lg nylon locknut 1 30 Std Grease fitting 1 4 28 elbow 90 deg 2 31 8186 Idler sprocket 60 2 32 336 44000 Nut 5 8 NC 1 33 110 44401 Idler 1 34 300 40415 Bolt 1 2 NC x 3 1 4 lg nylon locknut 1 3...

Page 21: ...late 1 1 70 110 01121 Mounting support plate 1 1 71 300 34250 Bolt 5 16 NC x 1 lg 4 72 300 34250 Bolt 5 16 NC x 1 lg rondelle plate nylon locknut 2 73 130 84091 Guard 1 74 110 44331 Sprocket 9 tooth 1 75 130 07911 Orbit motor support 1 76 8369 Key for hydraulic motor 1 77 MLH 125 Hydraulic orbit motor with cushion valve 1 78 110 01221 Threaded tube for idler adjustment 1 79 110 44411 Threaded rod ...

Page 22: ...hute deflector 1 4 140 14171 Connectingrod 2 5 110 46011 Access panel serial number 33233 to 33916 1 5 110 32762 Access panel serial number 33917 and up 1 6 8374 Adjustable clamp fastener welded 1 7 150 05391 Spacer for connecting rod 2 8 378 36500 Washer 25 64 i d x 1 1 2 o d 2 9 300 38340 Bolt 7 16 NC x 2 lg flat washer nylon locknut thin 2 10 Std Grease fitting 1 4 28 straight 8 11 346 36000 Ny...

Page 23: ...lt 7 16 NC x 1 1 2 lg nut lockwasher 8 3 130 85651 Semi industrial scraper blade stainless steel not reversible not sharpened 1 2 x 3 x 72 3 4 1 4 190 13111 Scraper blade TIVAR 1 x 4 3 4 x 72 3 4 1 5 319 39340 Plow bolt 7 16 NC x 2 lg nut lockwasher 8 6 140 26001 Tivar blade bolting plate 1 4 x 1 1 2 x 72 3 4 lg 1 7 130 85631 TIVAR blade holder 3 16 x 3 3 4 x 72 3 4 lg 1 ...

Page 24: ... Yoke with hole 1 3 8 6 splines yoke stopper 1 13 8235 P T O section side with safety shear bolt inner part with protector 1 14 8236 P T O section side without safety shear bolt outer part with protector 1 15 8223 Adaptor 2 bolts 1 16 8069 Yoke and shearplate 1 17 8070 Ball 17 18 8071 Grease fitting 1 19 8072 Safety shear bolt M10 x 50mm 1 20 8084 E Bearing ring for inner guard tube 1 21 8083 E Be...

Page 25: ...l seal 35 x 72 x 12mm 1 12 8054 Side shaft 1 19 splines 1 13 8055 Inside circlip 72mm 1 14 6207 2RS Ball bearing 1 15 8057 Outside circlip 35mm 1 16 8058 Adjusting washer 1 17 8252 Impeller shaft 1 575 1 3 8 6 splines 1 18 8060 Gear Z 18 1 19 Use silicone caulking 20 8062 Bolt M10 x 14mm 4 21 8063 Cover 1 22 8065 Vent plug oil filler plug 1 23 8064 Plug oil level 1 24 8064 Plug oil drain 1 Oil vol...

Page 26: ... d x 1 8 ø 1 7 See RK25TR Wiper 1 1 8 i d x 1 5 8 o d 1 8 492401 Yoke for 2 tube 1 9 338 46000 Nut NF 1 10 4924 31 Piston 2 ø 1 11 491980 04 Piston rod 1 1 8 1 12 491668 04 Cylinder body 2 ø 1 13 492421 Head for 2 tube 1 14 300 36355 Bolt 3 8 NC x 2 nut 1 15 336 36000 Nut 3 8 NC 8 16 Std Threaded rod 3 8 NC x 8 lg 4 17 458599 Yoke for 1 1 8 rod 1 NI 8183 Pin 1 ø cotter pin 2 NI RK25TR Repair kit f...

Page 27: ... 27 HYDRAULIC MOTOR MLH100 MLH125 MLH250 10 CUSHION VALVE H110 MOTOR REF PART DESCRIPTION QTY kit 8368 Set of seals 1 11 8369 Key for Orbit motor 1 kit kit kit kit kit kit kit kit ...

Page 28: ...3 8 9 53 20 23 27 1 31 2 35 42 47 5 57 0 45 54 61 0 73 2 7 16 11 11 30 35 40 7 47 4 54 64 73 2 86 8 70 84 94 9 113 9 1 2 12 70 45 52 61 0 70 5 80 96 108 5 130 2 110 132 149 2 179 0 9 16 14 29 65 75 88 1 101 6 110 132 149 2 179 0 160 192 217 0 260 4 5 8 15 88 95 105 128 7 142 3 150 180 203 4 244 1 220 264 298 3 358 0 3 4 19 05 150 185 203 3 250 7 270 324 366 1 439 3 380 456 515 3 618 3 7 8 22 23 16...

Page 29: ...ms The PTO shafts are warrantied by the manufacturer and cover only defects in material and workmanship and is conditional to recommended use and installation only All PRONOVOST spare parts purchased are covered by a three 3 month warranty This warranty becomes void and nul if the equipment is modified breaks down as the result of an accident is not operated according to manufacturer s recom menda...

Page 30: ......

Page 31: ......

Page 32: ...LLENCE LES MACHINERIES PRONOVOST INC 260 Haut du Lac Sud route 159 Saint Tite Quebec Canada G0X 3H0 Tel 418 365 7551 Fax 418 365 7954 www pronovost qc ca Ce manuel est aussi disponible en français Veuillez téléphoner ...