10
OPTIMAX
BLOWER
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 64262-009 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)
Brace to Lower Handle BLT 5/16-18 X 2 64123-56 19 (228) 25 (300)
Thrrotle to handle BLT 1/4-20 X 1-3/4 90-0414 4 (48) 6 (72)
Interior deector to hook BLT-W LF 10-32 X 5/8 64139-26 (52) (71)
Fan to Crankshaft
BLT -hex 5/16-24x2 GR8 64123-263 19 (228) 25 (300)
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 GR 5 64123-252 34 45