SPX Cooling Technologies MH Fluid Cooler User Manual page 31

Figure 7
maintenance
SHEAVE ALIGNMENT—MHF7103 THRU MHF 7107 ONLY.
ALIGN THE TOP EDGES OF THE FAN
AND MOTOR SHEAVES WHILE
ENSURING THAT BOTH ARE FULLY
ENGAGED ON THEIR SHAFTS. THERE
SHOULD BE FOUR POINTS OF CONTACT
WHEN A STRAIGHT EDGE IS LAID
AROSS THE TOP OF BOTH
SHEAVES.
ALIGN THE BOTTOM EDGES OF THE FAN
AND MOTOR SHEAVES WHILE
ENSURING THAT BOTH ARE FULLY
ENGAGED ON THEIR SHAFTS. THERE
SHOULD BE FOUR POINTS OF CONTACT
WHEN A STRAIGHT EDGE IS LAID
AROSS THE BOTTOM OF BOTH SHEAVES.
31