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Cooling Mode Blower Speed Ramping
R am p in g O p tio n
A (F
actory)
B
C
D
Ramping Option A (Factory Selection)
Motor runs at 50% for 30 seconds.
•
Motor then runs at 82% for approximately 7-1/2 minutes.
•
If demand has not been satisfied after 7-1/2 minutes,
•
motor runs at 100% until demand is satisfied.
Once demand is met, motor runs at 50% for 30 seconds
•
then ramps down to stop.
Ramping Option B
Motor runs at 82% for approximately 7-1/2 minutes. If
•
demand has not been satisfied after 7-1/2 minutes,
motor runs at 100% until demand is satisfied.
Once demand is met, motor ramps down to stop.
•
Ramping Option C
Motor runs at 100% until demand is satisfied.
•
Once demand is met, motor runs at 100% for 45
•
seconds then ramps down to stop.
Page 34 of 64
S w itch 9
S w itch 10
O ff
O ff
O ff
O n
O n
O ff
O n
O n
Table 17
Ramping Option D
Motor runs at 100% until demand is satisfied.
•
Once demand is met, motor ramps down to stop.
•
Switches 11, 12 and 13 — Heating Mode Blower Speed
The switches are factory set to the OFF position which
provides factory default heat speed. Refer to Table 18 for
switches 11, 12 and 13 that provided the corresponding
increases or decrease to both high and low heat demand.
Heating Mode Blower Speeds
H eat S p e ed
Increase
24%
Increase
18%
Increase 12%
Increase
6%
F actory D efault
D
ecrease
6%
D
ecrease
12%
D
ecrease18%
Issue 1251
S w itch
S w itch
S w itch
11
12
O n
O n
O
n
O n
O
n
O ff
O n
O ff
O ff
O ff
O ff
O
ff
O ff
O n
O ff
O
n
Table 18
13
O n
O ff
O n
O ff
O
ff
O n
O
ff
O n
506892-01
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