Simplicity 1693138 54” Mower Drive Belt Replacement, Troubleshooting, Adjustment & Service, Front

Troubleshooting, Adjustment & Service

54” Mower Drive Belt Replacement

1.Remove the mower deck. See Mower Removal and Installation

2.Remove the taptite screws (A, Figure 51) securing the belt covers and remove the belt covers (B, D).

3.Using a spring puller or a small rope loop, release the idler assembly tension spring (A, Figure 53).

4.Remove the old drive belt.

5.Inspect all pulleys for wear or bearing damage.

6.Lubricate the idler arm pivot with multi-purpose lithi- um grease and check for free movement.

7.Install the new drive belt as shown in the diagram in Figure 52.

8.Complete installation by following steps 3-1 in reverse order. When reinstalling the belt covers, be sure the alignment notches (E, Figure 51) are cen- tered on the taptite screws (A).

	B
	D
A	C
E	A
Gear Box Mounting	E
Assy. Removed for
Clarity

Figure 51. Mower Deck - 54” Mowers

A.Taptite Screws

B.Right-hand Arbor Cover

C.Spring

D.Left-hand Arbor Cover

E.Alignment Notches

BELT ROUTING VIEWED FROM TOP

FRONT	Outer	Outer
	Pulley	Pulley
		Drive
		Pulley
	V Idler	Belt
		Double V
	Center
	Pulley

Figure 52. 54” Mower Belt Routing

A

Figure 53. 54” Mower Deck - Covers Removed

A.Idler Assembly Tension Spring

34