Optimax blower, En torque specifications – Little Wonder MAXIMUM OUTPUT BLOWER User Manual
Page 11

11
OPTIMAX
BLOWER
EN
TORQUE SPECIFICATIONS
Location
Description
P/N
Min. Torque
Ft-lbs (In-lbs)
Max. Torque
Ft-lbs (In-lbs)
Housing to engine face
BLT-W LF 5/16-24 x 3/4
910503
22 (264)
28 (336)
Deck to housing
NUT 5/16-18
64141-6
16 (192)
22 (276)
Engine to deck
BLT 5/16-18 X 1-1/2
64123-69
19 (228)
25 (300)
Lower handle to deck
BLT 5/16-18 X 1-3/4
64123-61
19 (228)
25 (300)
Upper handle to lower
handle
BLT 5/16-18 X 1-3/4
64123-61
19 (228)
25 (300)
Thrrotle to handle
BLT 1/4-20 X 1-3/4
90-0414
4 (48)
6 (72)
Interior deflector to hook
BLT-W LF 10-32 X 5/8
64139-26
(52)
(71)
Fan to Crankshaft
(8HP LB800)
BLT 3/8-24 X 1-3/4 GR8
64123-127
30
50
Fan to Crankshaft
(9HP LB900)
BLT 7/16-20 X 1-3/4 GR8
64123-253
50
90
Front panel to housing
(short stud)
NUT 5/16-18
64141-6
16 (192)
22 (276)
Intake guard clamp
(long stud)
NUT-NYLOC 5/16-18
64229-02
8 (100)
Wheel bracket to
housing
NUT-FL 5/16-18
64141-6
16 (192)
22 (276)
Front wheel axle bolt
BLT 3/8-16 X 5-1/2 GR5
64123-253
34
45