9
R
G
W
Y
THERMOSTAT
R
G
W
2
W
3
E
C
FAN COIL
(CONTROL)
C
Y
AIR COND.
HUMIDISTAT
FAN HUMIDIFIER
115V
RED
GRY
WHT
WHT
BLU
VIO
BRN
M
A95295
Fig. 20 − Wiring Layout of Humidifier to Fan Coil
With Electric Heat
START−UP PROCEDURES
Refer to outdoor unit Installation Instructions for system start−up
instructions and refrigerant charging method details.
UNIT COMPONENT HAZARD
Failure to follow this caution may result in product damage.
Never operate unit without a filter. Damage to blower motor
or coil may result. Factory authorized filter kits must be used
when locating the filter inside the unit. For those applications
where access to an internal filter is impractical, a
field−supplied filter must be installed in the return duct
system.
CAUTION
!
CARE AND MAINTENANCE
To continue high performance and minimize possible equipment
failure, it is essential that periodic maintenance be performed on
this equipment. Consult your local dealer as to the proper
frequency of maintenance contract.
The ability to properly perform maintenance on this equipment
requires certain mechanical skills and tools. If you do not possess
these, contact your dealer for maintenance. The only consumer
service recommended or required is filter replacement or cleaning
on a monthly basis.
AIRFLOW PERFORMANCE TABLES
Table 1 – Air Delivery Performance Correction Component Pressure Drop (in. wc) at Indicated Airflow (Dry to Wet Coil)
UNIT SIZE
CFM
500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000
018, 019 0.034 0.049 0.063
024 0.034 0.049 0.063 0.076 0.089
025 0.015 0.026 0.038 0.049 0.059
030, 031
0.049 0.059 0.070 0.080
036
0.070 0.080 0.090 0.099
037
0.055 0.064 0.073 0.081
042, 043
0.049 0.056 0.063 0.070
048
0.063 0.070 0.076 0.083 0.090
049
0.038 0.043 0.049 0.054 0.059
060
0.049 0.054 0.059 0.065 0.070
061
0.027 0.031 0.035 0.039 0.043
Table 2 – Factory−Installed Filter Static Pressure Drop (in. wc)
SIZE
CFM
400 600 800 1000 1200 1400 1600 1800 2000
018, 019 0.020 0.044 0.075 - - - - - -
024 - 031 - 0.022 0.048 0.072 0.100 - - - -
036-049 - - - 0.051 0.070 0.092 0.120 0.152 -
060, 061 - - - - - - 0.086 0.105 0.130
Table 3 – Electric Heater Static Pressure Drop (in. wc)
Sizes 018 - 037 Sizes 042 - 061
HEATER
ELEMENTS
kW
EXTERNAL STATIC
PRESSURE
CORRECTION
HEATER
ELEMENTS
kW
EXTERNAL STATIC
PRESSURE
CORRECTION
0 0 +.02 0 0 +.04
1 3, 5 +.01 2 8, 10 +.02
2 8, 10 0 3 9, 15 0
3 9, 15 –.02 4 20 –.02
4 20 –.04 6 18, 24, 30 –.10
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