Exmark 4500-645 manual Product Overview, Torque Requirements

Product Overview

Torque Requirements

Bolt Location	Torque
Blade Drive Sheave
Mounting Nut
LZZ-LP Units:	90-110 ft-lb (122-149 N-m)
LZAS-LP Units:	140-145 ft-lb (190-197
	N-m)
Cutter Housing Spindle	160-185 ft-lb
Nut (LZZ-LP Units Only)	(217-251 N-m)
Blade Mounting Bolt	55-60 ft-lb (75-81 N-m)
(lubricate with anti-seize)
Anti-Scalp Roller Hex
Capscrew
LZZ-LP Units: See	50-55 ft-lb (68-75 N-m)
Figure 18
Anti-Scalp Roller Nyloc
Nut
LZZ-LP Units: See	30-35 ft-lb (41-47 N-m)
Figure 18
LZAS-LP Units: See	30-35 ft-lb (41-47 N-m)
Figure 19
Anti-Scalp Roller Whizlock
Nut
LZAS-LP Units: See	30-35 ft-lb (41-47 N-m)
Figure 19
Engine Mounting Bolts	27-33 ft-lb (37-45 N-m)
Wheel Lug Nuts	90-95 ft-lb (122-129 N-m)
Wheel Motor Mounting	72-77 ft-lb (98-104 N-m)
Bolts
Wheel Hub Slotted Nut	211-260 ft-lb
	(286-352 N-m)
Rollover Protection	75-80 ft-lb (102-108 N-m)
System (Roll Bar) 1/2
inch Mounting Bolts
Clutch Retaining Bolt	55-60 ft-lb (75-81 N-m)
(secured with threadlocker)
Hydro Park Brake Cable	67-89 ft-lb (91-121 N-m)
Anchor 1/2 inch Mounting
Bolt (secured with
threadlocker)

Product Overview

Figure 4

1.	Rollover Protection	5.	Height of cut adjustment
	System (ROPS)	6.	Parking brake
2.	LPG tank
3.	Seat belt	7.	Engine controls

4.Motion control levers

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