SPX Cooling Technologies HP7I - Manual (Page 2)

2
Figure 1 –Typical Fan Assembly
Component appearance may vary
SET PITCH 2"
FROM BLADE TIP
FAN BLADE
FAN HUB
COVER
CAP SCREWS
TORQUE 10-15 FT·LB
ƒ
(14-20 N·M)
RESILIENT WASHERS
HUB ASSEMBLY
IDENTIFICATION NUMBER
DRAIN
HOLES
HUB SOCKET
NUMBER
HUB BALANCE HARDWARE
3
2
CAP SCREWS
TORQUE PROGRESSIVELY
TO 30-35 FT·LB
ƒ
(41-48 N·M)
Marley Order No. ________________________
Trial Pitch Angle _________________________
Final Pitch Angle ________________________
Speed-RPM ____________________________
Contract hp ____________________________
THE BLADE DOES NOT
FIT WITHIN THE HUB.
AFTER PITCH IS SET THE
CAP SCREWS HOLD THE
BLADE IN PLACE.