Briggs & Stratton 1687079 INSTALL 54” ROLLER BAR, Installation Instructions, Roller Bar Mower Kit

Roller Bar Mower Kit					Installation Instructions
			O
C	E
					P
D		I	U			Z
			S
						Q
F				A		W
B	I
			T
A					N	X
				U
		J
	A				R
	G					V
	H		K		M
		L	Y
				Q

Figure 3. Install 54” Roller Bar	I. Nuts, 5/16-18 &	S. Chains, 4 Link (Existing)
A. Capscrews, 5/16-18 x 3/4	Lockwashers (Existing)	T. Capscrews,
(Existing)	J. Hair Pins (Existing)	5/16-18 x 1-1/2 (Existing)
B. Trunnion Support (New)	K. Clevis Pins (Existing)	U. Locknuts, & Washers (Existing)
C. Crank & Trunnion Assembly	L. Adjustment Rods (Existing)	V. Slide (New)
(Existing)	M. Rocker Arm Assembly (New)	W. Washer, 1/2 (New)
D. Capscrews,	N. Straps (Existing)	X. Shoulder Bolt,
5/16-18 x 1-1/4 (Existing)	O. Locknuts, 1/2-13 (Existing)	3/8-16 x 1-11/32 (New)
E. Height of Cut Plate (Existing)	P. Roller Bar Assembly (New)	Y. Mower Deck (Existing)
F. Arm (Existing)	Q. Locknut, 3/8-16 (New)	Z. Eccentric Nut (New)
G. Washer, 5/16 (Existing)	R. Carriage Bolt,
H. Upstop (Existing)	3/8-16 x 1-1/2 (New)

INSTALL 54” ROLLER BAR

1.Attach the rocker arm assembly (M, Figure 3) to the mower deck (Y) with the straps (N) and capscrews

(A). Apply a thin film of grease to the inside of the straps.

2.Attach the chains (S) to the rocker arm assembly (M) using 5/16-18 x 1-1/2 capscrews (T), 5/16-18 lock- nuts & washers O) as shown.

Note: The four-link lift chain is bolted to the mower deck
using the third link. This is correct for most mowing
applications. If mowing ditches or other surfaces that
require the mower to travel below its normal range, use
the fourth link.	3

3.Place upper trunnion on crank & trunnion assembly

(C)through hole in rocker arm assembly (M) and roller bar assembly (P) as shown. Secure with 1/2-13 locknut (O).

4.Place lower trunnion on crank & trunnion assembly

(C)through hole in mower deck (Y) roller bar assem- bly (P) as shown. Secure with 1/2-13 locknut (O).

5.Connect the LH side roller bar assembly (P) to LH side of rocker arm assembly (M) securing with 3/8-16 x 1-1/2 carriage bolt (R), eccentric nut (Z) and 3/8-16 locknut (Q).