Exmark 4500-420, QDS manual Specifications, Model Numbers, Systems, Torque Requirements, Dimensions

Specifications

Specifications

Model Numbers

Serial Nos: 790,000 and Higher

LHPUVD4448; LHPUVD4650; LHPUVD5256

Systems

Bagging System

•Collection Hopper:

–Commercial grade, steel and polyethylene hopper with rear discharge door, commercial grade cloth mesh door panel.

–Capacity: 6.7 bushels

	w/Ultra Vac QDS
52 inch Deck	95.00 inches (241.3 cm)
56 inch Deck	99.86 inches (253.6 cm)

Curb Weight:

Lazer Z HP -220 lb (100 kg), including the front weight.

•Dump Mechanism: Single motion actuation from operator’s seat.

•Blower Tube: Fixed, abrasion resistant molded polyethylene.

•Impeller: 5–bladed, 1/4 inch (6.4 mm) thick abrasion resistant steel, with vertical axis.

•Impeller bearings: 1 inch (2.5 cm) sealed non-greaseable bearings.

Torque Requirements

Bolt Location	Torque
Impeller Spindle Bottom	55-60 ft-lb (75-81 N-m)
Nut
Impeller Spindle Top Nut	75-80 ft-lb (102-108 N-m)

Dimensions

Overall Width:

	w/Ultra Vac QDS
44 inch Deck	58.47 inches (148.5 cm)
46 inch Deck	60.67 inches (154.1 cm)
48 inch Deck	61.73 inches (159.8 cm)
50 inch Deck	64.66 inches (164.2 cm)
52 inch Deck	66.47 inches (168.8 cm)
56 inch Deck	70.85 inches (180.0 cm)

Overall Length:

	w/Ultra Vac QDS
44 inch Deck	93.76 inches (283.2 cm)
46 inch Deck	96.69 inches (245.6 cm)
48 inch Deck	93.76 inches (283.2 cm)
50 inch Deck	97.12 inches (246.7 cm)

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