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Two-Stage Snow Blowers

Operator’s Manual

Safety, Assembly, Operating, and Maintenance Instructions

Please Read and Save These Instructions

For Safety, Read All Safety and Operation 
Instructions Prior to Operating Machine

42” Model

P/N: 6670-1
S/N: 21210627 and up

50” Model

P/N: 6670-20
S/N: 21210627 and up

 Effective Date: 08.01.14

Summary of Contents for 42"

Page 1: ...ating and Maintenance Instructions Please Read and Save These Instructions For Safety Read All Safety and Operation Instructions Prior to Operating Machine 42 Model P N 6670 1 S N 21210627 and up 50 M...

Page 2: ...that the snowblower performs to your satisfaction Some of the information is important to your safety and must be read and understood to help prevent possible injury to your operator or others If any...

Page 3: ...Side 10 Attaching Quick Hitch to Tractor 10 Adjustments 10 Wiring 11 Snowblower Assembly 12 Snowblower Preparation 12 Attaching Blower to Tractor 13 Removing Snowblower from Tractor 14 Installation of...

Page 4: ...Quick Hitch Assembly 6625 22 Male Quick Hitch System 23 Snowblower Assembly 6670 1 42 6671 20 50 24 Reduction Box Assembly 26 Standard Chute with Deflector 27 Manual Chute Rotation System 28 Female Qu...

Page 5: ...recommendations contained in this manual and those labeled on the equipments and on the tractor Follow the safety recommendations and make sure that those with whom you work follow them Illustrations...

Page 6: ...s the owner s responsibility to be certain anyone operating this product reads this manual and all other applicable manuals to become familiar with this equipment and all safety precautions Failure to...

Page 7: ...e the equipment is to be used and remove all objects that may be thrown or cause damage to the equipment 4 Set transmission to neutral and disengage clutch and shift into neutral before starting the e...

Page 8: ...ment to the ground shut off the engine remove the ignition key and allow the rotating parts to stop BEFORE unclogging the collector fan housing or chute and making any repairs adjustments or inspectio...

Page 9: ...le fuel with care as it is highly flammable 10 Use approved fuel container 11 Never add fuel to a running engine or a hot engine 12 Fill fuel tank outdoors with extreme care Never fill fuel tank indoo...

Page 10: ...eak down or be accidentally lowered 6 Make sure all shields and guards are securely in place following all service cleaning or repair work 7 Do not modify or alter this equipment or any of its compone...

Page 11: ...DECALS OM 0182SB A 9 Replace immediately if damaged 657804 660988 657761 657763 657762 657346 655683 2500938 2500937...

Page 12: ...shield must be in closed or down position and the equipment must be in the lowered position The only time the PTO shield needs to be open or raised is when connecting or disconnecting the driveline fo...

Page 13: ...lt of the switch mounting bracket 5 Figure 6 Install the wiring harness to the tractor body as shown using three wiring clamps item 2 three 10 24 x 3 8 bolts and kept nuts 6 Attach the toggle switch t...

Page 14: ...the 1 5 16 33 mm plastic bushing item 4 in the tube weldment item 5 5 Insert the other 1 5 16 plastic bushing item 6 in the rotation support item 2 and place this over the shaft on the rotation worm...

Page 15: ...e 3 8 x 1 4 allen setscrew securely over the key in the yoke 4 Figure 11 Hook the reduction box cover item 1 on the snowblower and secure the cover with two 5 16 NC x 1 2 serrated flange bolts item 2...

Page 16: ...able of causing serious injury or death 9 Figure 12 Attach parallel bar item 4 to female hitch and to implement adaptor using the two clevises and hairpins 10 Figure 13 Insert the rotation handle item...

Page 17: ...to 9 11 lbs ft 12 15 N M 5 Drill a 1 2 13 mm hole in tractor for control switch Drill a 593 15 mm hole at least 2 1 2 63 5 mm from control switch hole for fuse holder The two holes must be drilled in...

Page 18: ...al and the other 18 457 mm wire with eyelet to the bottom terminal 5 Install control switch and fuse holder Thread rubber protector over switch 6 Connect eyelet of 18 457 mm wire to b terminal of cont...

Page 19: ...commended for extra traction and stability especially when operating in snow and or on slippery surfaces See your dealer for details WARNING To ensure safety make sure tractor engine and snowblower co...

Page 20: ...t shut off the tractor engine remove the ignition key wait for all movement to stop and then clear the snow from the chute A definite pattern of operation is required to thoroughly clean the snow area...

Page 21: ...box assembly in order to leave a deflection of between 1 16 and 1 8 4 Tighten the four bolts securing reduction box and reinstall the driveline guard Reduction Sprocket Removal Thread locker was appl...

Page 22: ...24 hours Separate the sliding parts and cover each one of them with grease Driving chain 4 hours and after each operation Lubricate with chain saw lubricant Auger 24 hours of operation or once a year...

Page 23: ...is available at your local hardware supply All reference to right and left forward or rearward is from the operator seat facing the equipment while in operation Orders must give the complete descripti...

Page 24: ...Hex bolt 3 8 NC x 1 1 2 1 0100040 4 Nylon lock nut 3 8 NC 1 1000006 5 Pin 1 4 dia x 1 5 8 1 657384 6 Cotter pin 5 64 dia x 1 1 1500032 7 Spring plate 1 657383 8 Spring 1 657385 9 Attaching lever 1 65...

Page 25: ...shaft 1 6620 17 8 Hitch 1 6620 24 9 Keps nut 10 24 1 F002 10 Keps nut 1 4 20 2 F005 11 Bolt 1 4 20 x 1 2 2 F036 12 Decal 1 6620 29 13 PTO shield 1 6620 28 14 Bushing 1 5588 15 Actuator pivot 1 6620 1...

Page 26: ...PARTS OM 0182SB A 24 SNOWBLOWER ASSEMBLY 6670 1 6671 20...

Page 27: ...PTD 2 657295 657295 13 Bearing with set screw 2 665494 665494 14 Bearing flange 2 657334 657334 15 Hex Bolt 5 16 NC x 3 4 8 0100018 0100018 16 Gear box support bracket 1 657332 657332 17 Flat washer 5...

Page 28: ...PTD 10 0900002 8 Carriage bolt 5 16 NC x 3 4 PTD 4 0300002 9 Allen setscrew 5 16 NC x 5 16 2 0500009 10 Flat washer 5 16 3 8 hole PTD 4 1400003 11 Key 1 4 x 1 4 x 1 1 4 not included 1 654643 12 Sprock...

Page 29: ...sher nylon 11 32 dia hole 2 658467 4 Carriage bolt 5 16 NC x 1 PTD 2 0300003 5 Flat washer nylon 7 16 dia hole 2 658468 6 Hand guard 1 657308 7 Hex Bolt 1 4 NC x 3 4 gr5 PTD 10 0100003 8 Flat washer 1...

Page 30: ...M REF DESCRIPTION QTY PART NUMBER 1 Plastic bushing 1 5 16 33 mm 2 657335 2 Rotation worm cw 1 657733 3 Rotation support 1 657493 4 Rotation handle 1 661035 5 Plastic handle 1 656797 6 Hex bolt 1 4 NC...

Page 31: ...ICK HITCH PART NUMBER REF DESCRIPTION QTY 6670 1 6671 20 1 Quick hitch female part 1 669691 669693 2 Hex bolt 1 2 NC x 1 1 4 4 0100069 0100069 3 Lockwasher 1 2 4 1200006 1200006 4 Hex nylon insert loc...

Page 32: ...OM 0182SB A 30 FEMALE QUICK HITCH ASSEMBLY FOR 6670 1 REF DESCRIPTION QTY PART NUMBER 1 Quick hitch assembly female part for 6670 1 1 669691 2 Cotter pin 2 F068 3 Clevis pin 2 6621 1 4 Parallel bar 1...

Page 33: ...TS OM 0182SB A 31 DRIVELINE MALE PORTION ASSEMBLY 6671 REF DESCRIPTION QTY PART NUMBER 1 Outer shield 1 6671 1 2 Nylon bearing 1 6671 2 3 Bearing retainer 1 6671 3 4 Male shaft and yoke assembly 1 667...

Page 34: ...0500003 9 Plastic bushing 1 5 16 2 657335 10 Socket head capscrew 10 24 NC x 1 PTD 1 0800009 11 Nylon insert lock nut 10 24 NC PTD 1 1000002 12 Bolt hex 1 4 NC x 2 PTD 3 0100010 13 Nylon insert lock n...

Page 35: ...002 Carriage bolt 5 16 NC x 3 4 debris blower 1 0300002 10 Nylon nut 5 16 NC snowblower 2 1000005 Nylon nut 5 16 NC debris blower 1 1000005 11 Stopper sleeve 1 661102 12 Connector 2 656664 13 Double w...

Page 36: ...g shaft 1 4500036 6 Bearing 2 661147 7 Bearing 2 663234 Seal kit item 8 and 9 1 665775 8 Seal 2 9 Seal 1 10 Cap 1 661150 11 Breather 1 8 NPT 5 PSI PTD 1 654927 12 Plug 1 8 NPT PTD 2 656090 13 Spring p...

Page 37: ...OM 0182SB A 35 46 1 17 m 60 1 52 m ROTARY BROOMS DDM 36 91 m ONE STAGE SNOWBLOWER 5600 20 DEBRIS BLOWER 6680 21 42 1 07 m 50 1 27 m TWO STAGE SNOWBLOWERS 6670 1 6671 20 46 1 17 m 60 1 52 m BLADES 6660...

Page 38: ...25 40 250 300 338 8 406 5 580 696 786 5 943 8 900 1080 1220 4 1464 5 1 1 8 25 58 800 880 1084 8 1193 3 1280 1440 1735 7 1952 6 1 1 4 31 75 1120 1240 1518 7 1681 4 1820 2000 2467 9 2712 0 1 3 8 34 93...

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Page 40: ...WALKER MANUFACTURING CO 5925 E Harmony Road Fort Collins CO 80528 USA Printed in Canada...

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