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TH12-450U MRK 2
Thermaflow TH12-450U MRK 2 Manuals
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Thermaflow TH12-450U MRK 2 manual available for free PDF download: Instructions For Use Installation And Servicing
Thermaflow TH12-450U MRK 2 Instructions For Use Installation And Servicing (36 pages)
ELECTRIC COMBINATION BOILER ThermaFlow
Brand:
Thermaflow
| Category:
Boiler
| Size: 0.43 MB
Table of Contents
Table of Contents
2
Instructions General
4
Draining & Filling
5
Manual Handling Guidance
5
Testing & Certification
5
The Unit Location
5
Water Connections
6
Clearances
7
Domestic Hot Water Temperature
7
Introduction
7
Maintenance and Servicing
7
Part1 - Instructions for Use
7
To Turn the Boiler off
7
Draining and Filling
8
Replacement Parts
8
Thermaflow TH Model MK2
9
Table 1.8.1 [Data]
10
Part 2 - INSTALLATION
11
Sheet Metal Parts
11
Statutory Requirements
11
Data
11
Electrical Supply
11
Electrical Supply
12
Heating System Controls
12
Boiler Position
12
Boilers in a Compartment
13
Clearances Allow for External Primary Heat Transfer Kit
14
General Notes
14
Safety Valve
14
Pressure & Temperature Gauge
14
Pump
14
Expansion Vessel
14
By- Pass
14
Filling Sealed Systems
14
Corrosion Inhibitor
14
Draining
15
Domestic Hot Water System
15
General
15
Water Pressure
15
Hot Water Flow Rate
15
Hard Water Areas
15
Installation, PREPARATION [Water Connections]
15
Water Connections
15
Safety Valve Discharge
16
Electrical Installation Requirements
16
Important
16
Electrical Supply
17
Off-Peak Timer & Wiring Circuit
19
Solid Fuel & Solar Wiring Circuits
20
Solid Fuel & Solar Combined Wiring Circuit
21
Solid Fuel Kit Wiring Circuit
22
External Controls
23
Electrical Connections
23
Supply Cable Connection [24 HR Supply]
23
Heating System Controls
23
Electrical Test
24
Supply Cable Connection [Interrupted off Peak Supply]
24
IMPORTANT: Electricity Tariffs
24
Commissioning
25
Filling Domestic Water Circuit
25
Filling the Heating System
25
Domestic Hot Water Flow Rate
25
Temperature Settings
25
Heating System Commissioning
26
Completion
26
Instruct the User
26
Part 3 - SERVICING
27
Fault Finding
27
Fault: no Domestic Hot Water or Central Heating
28
Fault: no Central Heating, but Hot Water at Taps
29
Fault: CENTRAL HEATING but no Hot Water at Taps
30
Maintenance
31
Checking the Pressure in the Expansion Vessel
31
Checking the Inline Strainer
31
Checking the Hot Water Blending Valve
31
Checking the Concentration of Corrosion Inhibitor
32
Preventing Pump Seizure in Summer
32
7Checking Correct Operation of Electrical Components
32
Low Pressure Switch
32
Control and High Limit Manual Re-Set Thermostats
32
Checking the Heating Elements
33
Checking Circuit Breakers
33
Checking the Contactor
33
Check the Operation of the AQUA STAT
33
Solar Thermal Linked into the Thermaflow
34
Solid Fuel System Linked into Thermaflow
35
External Primary Heat Transfer Equipment
36
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