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18
Rheem 18 User Manual
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INSTALLATION
–
WATER HEATER
54
TYPICAL
INSTALLATION
SOLAR
OPEN CIRCUIT THERM
OSIPHON
WI
TH
IN-SERIES
GAS BO
OST
ER
Solar Hiline Open Circuit With An In-Series Gas Booster Water Heater
TYPICAL INST
ALLAT
IO
N
SOLAR CL
OSED CIRCUIT T
HERMOSIPHO
N WIT
H
IN-SERIES GAS BOO
ST
ER
Solar Premier Hiline Closed Circuit With An In-Series Gas Booster Water Heater
53
55
Table of Contents
Table of Contents
3
Gas Boosting for a Solar Water Heater
4
About Your Water Heater
4
Water Heater Operation
4
Model Type
4
Mains Pressure
5
How Hot Should the Water Be?
5
Safety
6
To Turn off the Water Heater
7
To Turn on the Water Heater
7
How Do I Know if the Water Heater Is Installed Correctly?
7
Does the Water Chemistry Affect the Water Heater?
7
How Long will the Water Heater Last?
8
General Maintenance
8
Servicing
8
Frost Protection
8
Deluxe Controllers
9
Controllers
9
Standard Controllers
9
Temperature Control
9
Temperature Control – Standard
10
Standard Controller Functions
10
Standard Controller
11
Silencing a Controller – Standard
11
To Turn off the Sound
11
Temperature Settings – Standard Controller
12
Temperature Adjustment – Standard Controller
13
Kitchen Controller – Standard
14
To Operate the Kitchen Controller
15
Bathroom Controllers – Standard
16
Notes on the Bathroom Controllers
16
To Operate a Bathroom Controller
17
To Operate the Water Volume Alarm
18
Water Volume Function – Standard Controller
18
Notes on the Water Volume Function
19
Temperature Control – Deluxe
20
Deluxe Controller Functions
20
Voice Prompt and Operating Tone
22
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
To Operate the Kitchen Deluxe Controller
27
Bathroom Controllers – Deluxe
28
Notes on the Bathroom Deluxe Controllers
28
To Operate a Bathroom Deluxe Controller
29
To Operate the Bath Fill Mode
30
Bath Fill Mode – Brief Guide
30
Bath Fill Mode
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
Water Is too Hot or Not Hot Enough
39
No Display on the Controller
39
Cold Water from the Hot Tap
39
Save a Service Call
39
Gas Booster Operating too Frequently
40
Fan Continues to Run after Water Heater Operation Stops
40
Hot Tap Not Used Recently
40
Insufficient Sunlight
40
High Gas Bills
41
Clouds of White ‘Vapour’ from the Flue Terminal
41
Pressure Relief Valve Discharging
41
Installation – Water Heater
42
Water Heater Location
42
Pipe Cover
43
Recess Installation
43
Mains Water Supply
44
Hot Water Delivery
45
Two Temperature Zones Using a Temperature Limiting Device
45
Gas Booster for Open Circuit Direct Solar Preheater Installation
46
Gas Booster for Closed Circuit Solar Preheater Installation
46
Circulated Hot Water Flow and Return System
47
Reducing Heat Losses
47
Water Temperature Diagrams
48
874 Series - Kitchen and Bathroom Controllers
48
876 Series – Kitchen and Bathroom Controllers
48
874 Series - Kitchen Controller Only
48
Dimensions and Technical Data
49
Dimensions – Standard Controllers
50
Kitchen Controller (Standard)
50
Bathroom Controller (Standard)
50
Dimensions – Deluxe Controllers
51
Deluxe Controller – Cover Closed
51
Deluxe Controller – Cover Open
51
Typical Installation – Outdoor Location
52
Typical Installation – Gas Booster for Solar Water Heater
53
Solar Hiline Open Circuit with an In-Series Gas Booster Water Heater
54
Typical Installation
54
Connections – Plumbing
55
Water Inlet and Outlet
55
Pipe Sizes
56
In-Series Boost Water Heater
56
Gas Inlet
56
Connections – Electrical
57
Ez-Link System Dual Installation
58
Dual Installation
59
Labels
59
Temperature Controller
59
Label Positioning
59
Ez-Link Cable Connection
60
Manifold Installation - Ez Link Connection
61
Typical Two Unit Manifold with Ez-Link Connection
61
Installation – Controllers
62
Kitchen Controller
63
Kitchen Controller (Standard) Components
63
Kitchen Deluxe Controller Components
63
Wiring Installation
64
Kitchen Controller (Standard and Deluxe) Installation Concealed Cable
64
Kitchen Controller (Standard and Deluxe) Installation Exposed Cable
65
Bathroom1 and Bathroom2 Controller Components
66
Bathroom1 and Bathroom2 Controllers
66
Bathroom Controller (Standard and Deluxe) Installation
67
Connecting the Controller(S) to the Water Heater
68
Gas Inlet Pressure
69
Commissioning
69
Gas Inlet Test Point Pressure
70
Burner Gas Pressure
71
Minimum Test Point Gas Pressure
71
Clearing Error Code
72
Maximum Test Point Gas Pressure
73
Preset Outlet Temperature Setting
74
Gas Booster for a Solar Water Heater
74
To Check or Adjust the Preset Outlet Temperature Setting
74
Draining the Water Heater
77
Water Supplies
77
Warranty
79
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Rheem 18 Specifications
General
Brand
Rheem
Model
18
Category
Water Heater
Language
English
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