Installation guide

Table 1 - 38QRF018-036 Physical Data
UNIT 38QRF 018 024 030 035 036
NOMINAL CAPACITY Tons 1.5 2.0 2.5 2.9 3.0
OPERATING WEIGHT Ib (kg) 188 (75.3) 178 (79.8) 187 (84.8) 221 (100.2) 232 (105.2)
REFRIGERANT TYPE Puron _'_(R-410A)
BASE UNIT CHARGE Ib (kg) 5.5 (2.49) 8.8 (3.08) 10.7 (4.85) 10.5 (4.78) 10.0 (4.54)
ADDITIONAL CHARGE--CASSETTE
Ib (kg) 0.0 (0.0) 0.0 (0.0) 1.8 (1.04) 0.0 (0.0) --
ADDITIONAL CHARGE-- HI --WALL
Ib (kg) 0.8 (0.38) 0.5 (0.23) 0.0 (0.0) -- 0.0 (0.0)
METERING DEVICE Accurater
High Wall Cooling 49 55 63 -- 70
High Wall Heating 45 49 53 63
In-Ceiling Cassette - Cooling 51 55 63 70
In-Ceiling Cassette - Heating 46 53 55 63
COMPRESSOR
Type Scroll
Oil Charge (POE -oz) 25.0 25.0 25.0 25.0 42.0
Crankcase Heater (watts) -- -- 40 40 --
OUTDOOR FAN Propeller Type, Direct Drive, Horizontal
Rpm/Cfm 840/1720 840/1720 850/3900 850/3900 850/3900
Diameter (in.) 18 18 24 24 24
No. Blades 3 3 3 3 3
Motor (hp) 1/8 1/8 1/4 1/4 1/4
OUTDOOR COIL
Face Area (sq ft) 5.8 7.3 12.1 12.1 12.1
No. Rows 2 3 2 2 2
FPI 20 20 20 20 20
HIGH PRESSURE SWITCH
420 _+25 420 _+25 420 _+25 420 _+25 420 _+25
Cut-In (psig) Cutout (psig) 650 _+10 650 _+10 650 _+10 650 _+10 650 _+10
LOW PRESSURE SWITCH
Low Cutout (psig) 20 _+5 20 _+5 20 _+5 20 _+5 20 _+5
Low Cut-in (psig) 45 _+25 45 _+25 45 _+25 45 _+25 45 _+25
REFRIGERANT LINES
Connection Type Mixed Phase - Flare / Suction - Sweat
Suction/Vapor (in.) OD 5/8 3/4
Mixed Phase* (in.) OD 3/8
Max Length ft (m) 200 (60.96)
Max Lift ft (m) 65 (19.81)
Max Drop ft (m) 150 (45.72)
CONTROLS
Control Voltaget 24 vac
208/230-1 - 60, 208/230-1 - 60,
System Electrical 208/230-1-60 208/230-1-60 208/230-1-60 208/230-3-80 208/230-3-80
480-3-80 480-3-80
FUSIBLE PLUG °F (°C) 210 (98.89)
FINISH Gray
* Mixed phase line must be insulated.
1-24 v and a minimum of 40 va is provided in the fan coil unit.
FPI - Fins Per Inch
POE - Polyol Ester