SnowDogg MD75 Owner'S Manual Download Page 1

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16992200 Rev E

PATENTS PENDING

9049 Tyler Blvd. • Mentor, Ohio 44060

Fax (440) 974-0165 • Toll-Free Fax 800-841-8003

snowdoggplows.com

Summary of Contents for MD75

Page 1: ...16992200 Rev E PATENTS PENDING 9049 Tyler Blvd Mentor Ohio 44060 Fax 440 974 0165 Toll Free Fax 800 841 8003 snowdoggplows com...

Page 2: ...ted gross vehicle and axle weight ratings found on the driver side door corner post of the vehicle and the front and rear weight distribution ratio In some cases rear ballast may be required to comply...

Page 3: ...nce and service and is the first line of support They have first hand knowledge of your plow and the conditions in your area Be sure to register your plow after purchase at www snowdoggplows com The r...

Page 4: ...sert the lock pin or padlock through the foot pedal and pedal linkage 5 Retract the jack enough to allow its removal Rotate the jack to disengage from the jack mount plate 6 The jack may also be store...

Page 5: ...0 TRIP SPRING HARDWARE KIT 5a 2 Eyebolt 5 8 11x4 5b 4 Nut 5 8 11 ZN 5c 2 Washer Lock 5 8 ZN 5d 2 Cap Black Vinyl 6 1 16121200 BLADE GUIDE KIT 6a 2 Blade Guide Orange 24 6b 4 Screw Cap Hex 5 16 18x1 ZN...

Page 6: ...s as installed have been adjusted for shipping and may need to be readjusted for proper plowing height 10 Install the lights with the light hardware kit 8 Do not route the plow side light harness yet...

Page 7: ...s be tight and secure Loose connections on the plow circuit can cause overheating component failure or intermittent operation 1 Route the CONTROL HARNESS through the truck grill by the battery and thr...

Page 8: ...low should be installed between the OEM HARNESS and HEADLIGHT on both the passenger and driver sides The BROWN wire from the adapter should be spliced into the PARKING light circuit The PURPLE wire fr...

Page 9: ...dy for operation The hydraulic system has been filled at the factory and should be fully operational It is possible that agitation due to the shipping has introduce some air into the oil When operatin...

Page 10: ...Fasteners and retaining devices for proper installation and tightness Hydraulic cylinders for damage pitting or leakage Hydraulic hoses for wear damage or leakage Replace any damaged hose All electri...

Page 11: ...11 16992200 Rev E 97b 97a 30 33 33 12 9 110 70 75 72 8 10 9a 32a 16b 16a 67a 111 Figure A Lift Frame Diagram Figure B Linkage Detail Diagram 22a 103 106 107 101 106 107 32a 23a 112 17 18 18a 112...

Page 12: ...12 16992200 Rev E 29 1 4 9 11 7 74 73 69 41 34 39 40 13 2 3 37 31 26 104 105 13 14 28 27 24 37 35 38 Figure C Moldboard Diagram...

Page 13: ...ram Hydraulic Power Unit Wiring Figure E Harness Diagram 80 83 85 90 88 89 98 84 SA SB SC ORANGEWIRE GREENWIRE BLUEWIRE BLACKWIRE 3 PLACES REDWIRE BLACKWIRE 50 54 58 67 62 69 59 60 51 52 54 55 66 63 6...

Page 14: ...3 1 4 13 16122100 1 Blade Guide Assembly pr 14 16103000 1 Lift Chain 15 16103020 1 Lift Chain U Bolt Kit 24 16112200 1 A Frame MD 26 16112210 1 Prop Stand Assy MD with lift bolt nut 27 16111212 1 Lif...

Page 15: ...on Plow left side moves towards the truck At end of stroke fluid is diverted over the main relief valve at 1900 PSI Lower Button Plow drops until the blade hits the ground or until the cylinder is ful...

Page 16: ...OTE Full schematics and pin out information can be found online at www snowdoggplows com under Tech Support in the 16992910 service manual Method of Operation Headlights The SnowDogg relay isolation m...

Page 17: ...n fluid Bleed air from system Slightly loosen fittings to angle cylinders and angle the plow Tighten fittings while fluid is escaping Do this over an absorbent mat or hold a rag over fitting to absorb...

Page 18: ...CROSS RELIEF valve and clean Replace CROSS RELIEF valve Oil is leaking from cylinders Packing is loose Tighten until leak stops Rods are pitted Polish rods with fine steel wool Replace cylinder Oil sp...

Page 19: ...parts not furnished by Buyers Products or damage resulting from same parts modified without authorization or damage resulting from same expendable parts cutting edges fluids etc damage resulting from...

Page 20: ...20 16992200 Rev E 9049 Tyler Blvd Mentor Ohio 44060 Fax 440 974 0165 Toll Free Fax 800 841 8003 snowdoggplows com Buyer Products Co 9049 Tyler Blvd Mentor Ohio 44060...