MTD 31AS2B5 Service Manual Download

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engine pulley. Replace by using the same proce-
dure. See Figure 11.

AUGER REMOVAL

9.1.

Place a two by four wedge in the housing to hold
the auger from turning. Using 1” socket, remove
the auger pulley nut. The shaft is reverse
threaded and the nut is removed by turning it
clockwise. See Figure 12.

NOTE:

During reassembly place the 2X4 at the

base of the housing center and tighten in the
opposite direction.

9.2.

Remove the pulley. See Figure 13.

9.3.

Using a 3/8” socket, remove the three retaining
screws securing the bearing retainer housing to
the auger housing. See Figure 14.

Figure 11

Brake Shoe

Pull down on idler arm

Figure 12

2x4 Wedge

Figure 13

Figure 14

Bearing Retainer Housing

Summary of Contents for 31AS2B5

Page 1: ...ontents of the product s Operators Manual supplied with the equipment No liability can be accepted for any inaccuracies or omission in this publication although care has been taken to make it as complete and accurate as possible at the time of publication However due to the variety of outdoor power equipment and continuing product changes that occur over time updates will be made to these instruct...

Page 2: ......

Page 3: ...Information 1 Controls 1 Auger 1 A C Starter 1 Back of Unit 2 Muffler 2 Shave Plate 2 Discharge Chute 3 Auger Drive Belt Replacement 3 Auger Removal 4 Spark Plug Access 5 Front Shroud Cover Removal 6 Engine Removal 8 Gas Tank 9 ...

Page 4: ......

Page 5: ...d with a 120 V A C operated electric starter NOTE Refer to the engine manual for start and stop and maintenance procedures Yard Man Version 1 CONTROLS The auger control bail and the pull start handle are mounted on the main handle for easy accessibility The pull rope and mitten grip handle is secured to the right handle with a bracket to keep the cord away from other items and allow for direct and...

Page 6: ...over To the right shows the gas tank location See Figure 4 5 MUFFLER View showing the muffler and pipe at top left See Fig ure 5 NOTE Unit is tipped up on the auger housing to view carburetor and the carburetor bowl drain for removal of bad gas or water from the bowl float area 6 SHAVE PLATE The adjustable shave plate can be turned around when worn on one side See Figure 6 Figure 3 Key Switch 110 ...

Page 7: ...s 8 3 Inspect the idler bracket tension and return springs and note location of connections See Figure 9 8 4 Using a 7 16 socket and a 7 16 box wrench remove the bolt securing the idler to the idler arm Inspect the idler bearing for freedom of movement Upon replacement note the position of the larger retaining washer that has the top position cut flat to clear the belt cover See Fig ure 10 8 5 Pus...

Page 8: ...he nut is removed by turning it clockwise See Figure 12 NOTE During reassembly place the 2X4 at the base of the housing center and tighten in the opposite direction 9 2 Remove the pulley See Figure 13 9 3 Using a 3 8 socket remove the three retaining screws securing the bearing retainer housing to the auger housing See Figure 14 Figure 11 Brake Shoe Pull down on idler arm Figure 12 2x4 Wedge Figur...

Page 9: ...ee Figure 16 Figure 15 Bearing and Washer Figure 16 Slide auger assembly to the right 9 6 Inspect the auger assembly for wear on the rub ber flails Check the shaft for straitness Check the welds for cracks or breaks See Figure 17 10 SPARK PLUG ACCESS Access to the spark plug is through an access hole on top of the main housing next to the oil fill tube See Fig ure 18 Figure 17 Figure 18 Spark Plug...

Page 10: ...nd slide the handle out of the chute assembly See Figure 21 11 4 Remove the directional deflector from the chute assembly and you will be able to lift the shroud over the lower chute See Figure 21 NOTE This picture also shows releasing the tab on the chute retaining ring using a long blade screwdriver This would be necessary to remove the chute retaining ring 11 5 Removing the chute retaining ring...

Page 11: ...complete access to the engine starter fuel tank and all related items for servicing or replacement See Figure 24 Figure 23 Figure 24 The lock ring can now be inspected Become familiar with how it latches and holds the chute assembly securely to the main housing You must properly fit the spring detent that holds the chute in a position See Figure 25 Chute components See Figure 26 Figure 25 Figure 2...

Page 12: ...at the latch closes and locks prop erly See Figure 28 12 ENGINE REMOVAL 12 1 Remove the discharge chute and engine cowl ing 12 2 Using a 1 2 socket remove the four bolts and spacers attaching the engine to the left side of frame See Figure 29 12 3 Using a 1 2 socket Remove the two bolts securing the lower base of the engine to the sup port bracket welded to the wheel axle Figure 27 Retaining Ring ...

Page 13: ...gas tank The tank can easily be replaced by pushing the wire out of the lower support plate at the bend on the side of the tank See Figure 30 NOTE The gas line clamp is accessible below the mounting bracket Figure 30 Press DOWN here Gas Line Clamp ...

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