3
Unit Installation with SAV Option
48/50HC, 50HCQ, 48/50TC, AND 50TCQ ROOFTOP
Refer to the base unit installation instructions for standard required
operating and service clearances.
40RU WITHOUT REMOTE VFD KEYPAD
Additional service clearance is required on the rear for 40RU fan
coil unit equipped with the SAV option. Increase the recommend-
ed rear panel clearance to 30 inches.
40RU WITH REMOTE VFD KEYPAD
Refer to the base unit installation instructions for standard required
operating and service clearances. Install the accessory remote
VFD keypad before positioning the 40RU unit in its final operat-
ing location.
NOTE: The remote VFD keypad is a field-installed option. It is
not included as part of the factory-installed VFD option.
Fig. 4 — Model Number Nomenclature Example, 48/50-Series
Fig. 5 — Model Number Nomenclature Example, 40RU-Series
4 8HCDD2 4A2A 6 - 0A0G 0
Product Type
Product Series
Cooling Tons
1
Example:
Position: 2 3 4 5 6 7 8 9
10
11 12 13 14 15 16 17 18
Refrig. Systems Options
Heat Options
Sensor Options
Indoor Fan Options
Coil Options (RTPF) (Outdoor - Indoor - Hail Guard)
Voltage
Design Revision
Base Unit Controls
Intake / Exhaust Options
Service Options
Factory Assigned
Electrical Options
G = Two-Speed Blower
H = HACR and Two-Speed Blower
J = Non-Fused Disconnect and
Two-Speed Blower
K = Through the basepan electrical
and Two-Speed Blower
L = HACR and Through the basepan
electrical and Two-Speed Blower
M = Non-Fused Disconnect and
Through the basepan electrical
and Two-Speed Blower
40RUAA12T 1A6 - 0A0A 0
Nominal Tonnage
1
Example:
Position: 2 3 4 5 6 7 8 9
10
11 12 13 14 15 16
17 18
Refrigeration Options
Type of Coil
Indoor Fan Options - Belt Drive
Coil Options
Voltage
Revision Number
Future Use
Future Use
Cabinet Paint
Packaging
Future Use
Model Type
Packaged Air-Handling Unit Puron
Staged Air Volume
T = SAV/VFD
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