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MHG Heating 15 User Manual
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Pro
co
n
RVR.ie
Ireland’s Online Heating Suppliers
Instruc
tions for Installing
, Ser
vicing and
Using P
r
ocon , , and Boilers
2
Table of Contents
Table of Contents
2
General Notes
3
Product Description
4
Product Description (Cont'D)
5
Technical Data & Dimensions
6
Delivery Consignment / Unpacking the Boiler
8
Boiler Location
8
Installation Clearances
8
Wall Mounting
9
Gas Connection
9
Water Connection
10
Condensate Waste Connection
10
Flue
11
Conventional Flue
11
Modular Conventional Flue
11
Room Sealed Flue
12
Installation of a Horizontal Wall Terminal
12
Flue Components
12
Calculating the Flue Pressure Loss
14
Flue Terminal Positions
15
Ventilation Requirements
16
Hydraulic System Design
16
Low Water Pressure Protection
17
Water Treatment, System Cleaning (BS 7592: 1992)
17
Care with the Use of Solder Flux
17
Inclusion of Strainers
17
Pressure (Safety) Relief Valve
17
Filling the System
18
Expansion Vessel
18
Electrical Connections
19
Internal Wiring Diagrams
20
Low Voltage Cables
21
Outside Air Sensor QAC34
21
Optional Extra Control Options
21
QAA73 Room Unit Interface
21
AGU2.500 Clip-In Module Extra Heating Zone
21
AGU2.511 Clip-In Module BMS Interface
22
OCI420 Clip-In Module LPB Communication
22
RVA47 Cascade Controller (Grey) & Housing
22
RVA46 Zone Controller (Black)
23
RVA63 Zone Controller (Grey) & Housing
23
System Configurations
23
System Type 1
24
System Type 2
26
System Type 3
28
System Type 4
30
System Type 5
32
System Type 6
34
System Type 7
37
System Type 8
38
System Type 9
40
System Type 10
42
Commissioning
44
Pre-Commissioning Checks
44
LPG Conversion Procedure
44
Control Panel
45
Boiler LMU64 Controller
45
Controller Display
46
Level One Parameters Review and Alternation
47
LMU64 Controller, Fault Indication
48
Reviewing LMU64 Operating Information
49
Reviewing LMU64 Operating Error Codes
49
LMU64 Operating Error Codes
50
Boiler Operating Sequence Numeric Indication
51
First Firing / Burner Commissioning
51
Setting the Boiler to Work
52
Servicing
52
Routine Cleaning & Maintenance
53
Routine Service Inspection
53
Full Parameters List
54
Exploded Views & Short Parts List
61
Procon 15, 25 & 45
62
Procon 75
64
4
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MHG Heating 15 Specifications
General
Mounting
Wall-mounted
Heating Capacity
15 kW
Efficiency
93%
Fuel Type
Natural Gas
Dimensions
700 x 400 x 300 mm
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