Prior To Start-Up; Changing Psc Fan Motor Speed - Daikin Enfinity VFC Installation And Maintenance Manual

Enfinity vertical water source heat pumps
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Changing PSC Fan Motor Speed

The fan motor can be changed from high to low speed or
vice versa by interchanging the wires on the black and
red labeled terminals on the motor terminal block.
WARNING
Hazardous Voltage!
The installer must determine and follow
all applicable codes and regulations. This
equipment presents hazards of electricity,
rotating parts, sharp edges, heat and weight.
Failure to read and follow these instructions
can result in property damage, severe personal
injury or death.
CAUTION
Sharp edges can cause personal injury. Avoid contact
with them.
Table 13: Fan Motor Voltage and Terminal Slots
VFC, VFW R410-A
Volts and Number of Terminal Slots
Unit Size
208V
*007
n/a
009
n/a
012
n/a
015
n/a
019
4
024
4
030
4
036
4
042
4
048
4
060
4
070
4
Notes:
n/a = Not Available
*Not available at time of publication
Unit Size 009 through 015 (115/60/1),
(208/230/60/1) and (265/60/1
To change between high and low speed; interchange the
red and black wires.
Figure 17: Sizes 009 through 015 (115/60/10,
(208/230/60/1), (265/60/1)
www .DaikinApplied .com
Factory Fan
Speed
460V
575V
n/a
n/a
n/a
n/a
n/a
Low
n/a
n/a
High
n/a
n/a
Low
Low
4
High
4
High
6
High
6
6
High
6
6
Low
6
6
High
6
6
High
Unit Size 019 through 036 (208/230/60/1)
and (265/60/1)
Fan motors on unit sizes 019-036, in both 208/230/60/1
and 265/60/1 voltages (Figure 18) have a four-position
terminal block. To change between high and low speed,
interchange the red and black wires.
Figure 18: Sizes 019 through 036 (208/230/60/1), (265/60/1)
Unit Size 030 and 036 (460/60/1)
Fan motors on unit sizes 030 and 036, 460/60/1 (Figure
19) have a four-position terminal block. High and low
speeds can be interchanged by switching the wires on
the black and red terminals.
Figure 19: Sizes 030 through 036 (460/60/1)
Unit Size 042 through 070
Fan motors on unit sizes 042-070 (Figure 20 & 21) have
a six-position terminal block. Motors for these sizes are
factory wired for high speed. For low speed operation,
move the black terminal (3) to the red terminal (6) and
the black and blue terminals (3 & 4) receive a jumper.
Figure 20: Sizes 042-070 (460/60/1)
21
Enfinity Vertical Water Source Heat Pumps • IM 930-6
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