Pace PAI - FIGURE 101 - Sheave Angular Misalignment; FIGURE 102 - Motor Base Lowered; FIGURE 103 - Sheave Angular Alignment; FIGURE 104 - Sheave Angular Misalignment

SECTION 3 - HANDLING, STORAGE, AND INSTALLATIONPACE │ Installation & Assembly Manual
Issue Date: 07/03/2018
64
Form PA102.20-N1
11. If the sheaves are still misaligned as shown in Fig-
ure 102 on page 64, make sure the belt tension
is correct, then lower the drive side of the base to
remove to remove the belt tension.
12. Loosen the mounting hardware on the opposite
drive side, and raise or lower the base accord-
ingly, and repeat Steps 6–10.
13. Mark the position of the base's opposite drive side
mounting hardware before lowering the base,
which may help determine where to secure the
hardware the next time the belt is replaced.
14. Reinstall the belt.
ANGULAR MISALIGNMENT
LD16576
Figure 101 - Sheave Angular Misalignment
MOTOR BASE LOWERED
MOTOR
SHEAVE
BELT
FAN
SHEAVE
MOTOR
PLENUM
FAN
LD165673
Figure 102 - Motor Base Lowered
ANGULAR ALIGNMENT
MOTOR
BASE
STRAIGHT
EDGE
LD165677
Figure 103 - Sheave Angular Alignment
ANGULAR MISALIGNMENT
LD165675
Figure 104 - Sheave Angular Misalignment