Technical data
2
STRATA2
Index
page section
3
 . . . . . . . . .
1.0
General
1.1
Product Description
1.2
Certification Details
3-5
 . . . . . .
2.0
Product Description
6
 . . . . . . . . .
3.0
Technical Details
3.1
Technical Data
7
 . . . . . . . . .
3.2
Critical Dimensions
8
 . . . . . . . . .
3.3
System Guidance
3.4
Flue Options
4.0
Appliance Installation
Requirements
4.1
Statutory Requirements
8-9
 . . . . . .
4.2
Boiler Position
9-15
 . . . .
4.3
Flue Options &
Terminal Position
15
 . . . . . . .
4.4
Ventilation 
Requirements
16-17
 . .
4.5
Hydraulic System 
Design
17
 . . . . . . .
4.6
Gas Supply
4.7
Electrical Supply
18
 . . . . . . .
5.0
Installation Instructions
5.1
Unpacking the Boiler
5.2
Positioning the Boiler
5.3
Air Supply &
Exhaust Connections
5.4
Gas Connection
19
 . . . . . . .
5.5
Water Connections
5.6
Condense Waste 
Connections
5.7
Electrical Connections - 
General
5.7.1
Connecting the 
Power Supply
20
 . . . . . . .
5.7.2
Connecting of System 
Safety Interlocks
20-23
 . .
5.7.3
Connecting of System 
Safety Interlocks
Connection Diagrams
24
 . . . . . . .
5.7.4
Electrical 
Wiring Diagrams
25
 . . . . . . .
5.7.5
Connecting Remote 
Fault Alarms
5.8
Connecting Additional 
Boilers
5.8.1
Connecting Third, 
Fourth, Fifth, 
Sixth, Seventh and 
Eighth Units
page section
25
 . . . . . . .
5.8.2
Boiler Manager RVA 47 
Installation Procedure
(Normally Factory 
Fitted)
26
 . . . . . . .
5.8.3
Mixing Valve Controller 
RVA 46 Installation 
Procedure 
5.9
Connecting a 
Condensate Pump
27
 . . . . . . .
5.9.1
Condensate Receptacle 
and Pump - 
Model No. KHPI
6.0
Commissioning 
and Testing
6.1
Filling the Boiler
28
 . . . . . . .
6.2
Appliance Operation
Left Switch Panel
6.2.1
Left Switch Panel
6.2.2
Module Control Panels
29
 . . . . . . .
6.2.3
DIP Switches
30
 . . . . . . .
6.3
Firing the Appliance
6.3.1
Initial Start Up
6.4
Setting and Adjusting 
the Load
31
 . . . . . . .
6.4.1
Setting Minimum Load
6.4.2
Setting Maximum Load
6.4.3
Setting Maximum/ 
Minimum Load for 
Upper Module
6.5
Setting for Propane Gas
32
 . . . . . . .
6.6
Setting Domestic 
Hot Water
6.7
Switching Off
the Appliance
7.0
Boiler Control Settings
32-33
 . .
7.1
End User 
Parameter Settings
33-36
 . .
7.2
Heating Engineer 
Parameter Setting
37-38
 . .
7.3
OEM Parameter Setting
38
 . . . . . . .
8.0
Maintenance and 
Inspection
8.1
Inspection
39
 . . . . . . .
8.2
Maintenance
9.0
Fault Diagnosis
9.1
Control Panel
39-40
 . .
9.1.1
Operation Indicator
9.1.2
Fault Indicator
41
 . . . . . . .
9.1.3
System Faults
9.2
RVA 47 Fault Indication
42
 . . . . . . .
10.0
Parts List
11.0
Guarantees










