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27 874 Series
Rheem 27 874 Series Manuals
Manuals and User Guides for Rheem 27 874 Series. We have
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Rheem 27 874 Series manuals available for free PDF download: Service Instructions Manual, Owner's Manual And Installation Instructions
Rheem 27 874 Series Owner's Manual And Installation Instructions (75 pages)
Electronic continuous Flow 27 gas water heater
Brand:
Rheem
| Category:
Water Heater
| Size: 7 MB
Table of Contents
Table of Contents
3
Model Type
4
Water Heater Operation
4
Gas Boosting for a Solar Water Heater
4
About Your Water Heater
4
Mains Pressure
5
How Hot Should the Water Be?
5
Hotter Water Increases the Risk of Scald Injury
5
Safety
6
How Do I Know if the Water Heater Is Installed Correctly?
7
Does the Water Chemistry Affect the Water Heater?
7
To Turn on the Water Heater
7
To Turn off the Water Heater
7
How Long will the Water Heater Last?
8
Servicing
8
Frost Protection
8
Draining the Water Heater
8
Standard Controllers
9
Deluxe Controllers
9
Temperature Control
9
Standard Controller Functions
10
Temperature Control - Standard
10
Standard Controller
11
Silencing a Controller–Standard
11
Temperature Settings–Standard Controller
12
Temperature Adjustment–Standard Controller
13
Kitchen Controller–Standard
14
Bathroom Controllers–Standard
16
Water Volume Function–Standard Controller
18
Deluxe Controller Functions
20
Temperature Control - Deluxe
20
Deluxe Controller
21
Voice Prompt and Operating Tone
22
Adjusting the Volume of the Voice Prompt and Operating Tone
23
Assistance Call Function
23
Temperature Settings–Deluxe Controllers
24
Temperature Adjustment–Deluxe Controllers
25
Kitchen Controller–Deluxe
26
Bathroom Controllers–Deluxe
28
Bath Fill Mode–Brief Guide
30
Bath Fill Mode–Explanatory Notes
32
Turning off Bath Fill Mode During Its Operation
35
Notes on the Bath Fill Mode
36
Opening a Second Hot Water Tap During Bath Fill Operation
37
Early Completion of Bath Fill Operation
37
Interrupting Bath Fill Operation
37
Operation of the Bath Fill Mode Whilst a Deluxe Controller Is Active
38
No Display on the Controller
39
Cold Water from the Hot Tap
39
Water Flow Fluctuates
39
Save a Service Call
39
Fan Continues to Run after Water Heater Operation Stops
40
Gas Booster Operating too Frequently
40
Clouds of White ‘Vapour’ from the Flue Terminal
41
Pressure Relief Valve Discharging
41
Error Code
41
High Gas Bills
41
Water Heater Location
42
Installation - Water Heater
42
Pipe Cover
43
Recess Installation
43
Mains Water Supply
44
Hot Water Delivery
45
Reducing Heat Losses
47
Temperature Limiting Device
47
Circulated Hot Water Flow and Return System
47
Water Temperature Diagrams
48
Dimensions and Technical Data
49
Dimensions–Standard Controllers
50
Kitchen Controller (Standard)
50
Bathroom Controller (Standard)
50
Dimensions–Deluxe Controllers
51
Typical Installation
52
Typical Installation–Gas Booster for Solar Water Heater
53
Solar Hiline Open Circuit with an In-Series Gas Booster Water
54
Water Inlet and Outlet
55
Connections - Plumbing
55
Gas Inlet
56
In-Series Boost Water Heater
56
Pipe Sizes
56
Connections - Electrical
57
Installation - Controllers
58
Kitchen Controller (Standard) Components
59
Kitchen Deluxe Controller Components
59
Wiring Installation
60
Kitchen Controller (Standard and Deluxe) Installation Concealed Cable
60
Kitchen Controller (Standard and Deluxe) Installation Exposed Cable
61
Bathroom1 and Bathroom2 Controller Components
62
Bathroom1 Deluxe and Bathroom2 Deluxe Controller Components
62
Bathroom Controller (Standard and Deluxe) Installation
63
Connecting the Controller(S) to the Water Heater
64
Gas Inlet Pressure
65
Commissioning
65
Gas Inlet Test Point Pressure
66
Burner Gas Pressure
67
Minimum Test Point Gas Pressure
67
Maximum Test Point Gas Pressure
68
Clearing Error Code
68
Preset Outlet Temperature Setting
69
Gas Booster for a Solar Water Heater
69
To Check or Adjust the Preset Outlet Temperature Setting
70
Draining the Water Heater
72
Water Supplies
72
Water Quality
73
Warranty
73
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Rheem 27 874 Series Service Instructions Manual (84 pages)
27 Litre External/Internal Electronic Gas Continuous Flow Water Heater
Brand:
Rheem
| Category:
Water Heater
| Size: 3.24 MB
Table of Contents
Table of Contents
2
Introduction
4
Safety Warning
4
Live Testing
4
Touch Voltage Testing
5
In-Service Testing
6
Water Heater Model Identification
7
Specifications
9
Wiring Diagram
10
Product Changes
11
Preset Temperature Adjustment
14
Sequence of Operation
16
Components and Their Function
18
In-Series Gas Boosting
19
Tempering Valves
20
Remote Temperature Controllers
21
Bath Fill Operation
26
Ez-Link System
28
Maintenance Information
30
Resetting Error Codes
32
Operational Flow Charts
33
Error Codes
37
Diagnostic Test Points
39
Thermistor Resistance Chart
40
Fault Finding
40
Fault Diagnosis Sequence
41
Power Supply Fault-Finding
42
No Error Code Fault Finding
44
Error Code 11
46
Error Code 12
50
Error Code 14
51
Error Code 15
51
Error Code 16
52
Error Code 24
53
Error Code 29
53
Error Code 31, 32, 33 & 34
54
Error Code 35
54
Error Code 51
55
Error Code 52
56
Error Code 61
56
Error Code 65
60
Error Code 66
60
Error Code 71
61
Error Code 72
61
Error Code 76
62
Error Code 79
62
Error Code 80
63
Error Code 82
63
Error Code 90
63
Error Code 99 / Warning Code 10
64
Eziset ® Fault-Finding
65
Burner Gas Pressure Check & Adjustment
67
Component Replacement Procedures
68
Fluing Requirements for Internal Models
79
Document Revision History
83
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