Wacker Neuson HI750 Series, Operator'S Manual, Page: 46 / 144

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46
Operation HI750
4.13 Flex Ducting Options
Refer to the chart below for the maximum allowable return and supply duct lengths
for your machine.
NOTICE: Do not exceed the maximum total lengths specified in the chart.
Exceeding these lengths, or blocking any of the duct openings, constricts the air
flow through the machine and may cause a high-temperature shut-down fault.
MODEL SUPPLY DUCTING RETURN DUCTING
Supply
Duct
Adapter
Length
of each
duct
section
(ft)
Maximum duct
sections per
opening
Total
combined
length
Return
Duct
Adapter
Maximum
number of
25 ft duct
secitons
Total
combined
length
Qty Length
AB XHD
HI770 1 x 20 in. 25 8 200 ft 200 ft 1 x 20 in. 8 200 ft
1 x 16 in. 25 6 150 ft 150 ft
2 x 12 in. 25 3 75 ft 150 ft
HI110 12 in. 25 1 25 ft 25 ft Return ductwork not available.
HI200 14 in. 25 1 25 ft 25 ft
HI300 3 x 16 in. 25 1 25 ft 25 ft
HI300
HD 4 x 12 in. 25 2 25 ft 50 ft
HI400
D/G 1 x 20 in. 25 4 100 ft 100 ft 1 x 20 in. 4 100 ft
2 x 16 in. 25 2 50 ft 100 ft
3 x 12 in. 25 1 25 ft 75 ft
HI750
HI900
HI1000 2 x 20 in. 25 6 150 ft 300 ft 2 x 20 in. 4 100 ft
3 x 20 in. 25 9 225 ft 675 ft
3 x 16 in. 25 3 75 ft 225 ft
4 x 12 in. 25 1 25 ft 100 ft
HIF690 1 x 20 in. 25 4 100 ft 100 ft 1 x 20 in. 4 100 ft
HIF600 1 x 20 in. 150 6 150 150 1 x 20 in. 1 25 ft
1 x 16 in. 100 4 100 100
2 x 12 in. 100 4 200 200
HIF1200 2 x 20 in. 25 8 15 ft 300 ft 1 x 20 in. 4 100 ft
2 x 16 in. 25 2 50 ft 100 ft
4 x 12 in. 25 1 25 ft 100 ft