Rheem 874W27NF User Manual

5
TM061 Rheem 27 Water Star Service Instructions – Issued: 11/10
REV A Issued 08/13
This document is stored and maintained electronically by Service. All printed copies not bearing this statement in RED are deemed “uncontrolled”
SPECIFICATIONS
Model
874W27NF
874W27PF
Gas Input (MJ/hr)
205
Output (kW)
46
Installation
Wall Mounting
Mass (kg)
29
Min Water Pressure (kPa)
140
Max Water Pressure (kPa)
800
Min Water Flow (L/M)
2.0
Max Flow Rate @ 25°C Rise (L/M)
27
Max Flow Rate @ 40°C Rise (L/M)
16.5
Gas/Water Connections
R¾/20
Injector Orifice (qty x dia mm)
16 x 2.05
16 x 1.25
Burner Test Point Pressure (kPa)
Min
0.193
0.277
Max
0.905
1.430
Min Inlet Gas Pressure (kPa)
1.13
2.75
Max Inlet Gas Pressure (kPa)
3.5
Storage Tank Relief Valve Setting (kPa)
1000
Heater Relief Valve Setting (kPa)
1750
Power Consumption
Gas CF
(1)
175W
Water Star
(2)
500W
Electrical
Rating
240 VAC/50Hz, 3 Amps
Fuse
2 x 5A Fuse (line voltage), 5A fuse on power supply PCB
Safety Devices
Over Heat Limiter for Heat Exchanger
Heat Exchanger Thermistor (Boiling Point Safety)
T&PR Valve (HT55 1000kPa)
Freeze Protection
-20°C (Without Wind-Chill Factor) with power applied
Controllers
N/A
(1)
Maximum power consumption with heater running and anti-frost heaters energized.
(2)
Maximum power consumption with element operating.

Rheem 874W27NF Specifications

General

Brand	Rheem
Model	874W27NF
Category	Water Heater
Language	English