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5.2.4 U-Series Utility (UCHEE Models) ..................................................................................................... 28
5.2.5 K-Series Kabin Pak (KHE, KPHE & KSHE Models up to 120HE) .................................................. 29
5.2.6 K-Series Kabin Pak Base Tray (KHE, KPHE & KSHE Models up to 120HE) ............................... 29
5.2.7 K-Series Kabin Pak (150HE Models) ............................................................................................... 30
5.2.8 K-Series Kabin Pak Base Tray (150HE Models) ............................................................................. 30
5.2.9 K-Series Kabin Pak (KCHEE Models) ............................................................................................. 31
5.2.10 K-Series Kabin Pak Base Tray (KCHEE Models) ........................................................................... 31
5.3 Condensate Disposal ............................................................................................................... 32
5.4 Technical Data ......................................................................................................................... 33
5.4.1 B-Series Boilerhouse (BHE) ............................................................................................................ 33
5.4.2 U-Series Utility – Pre-Wired (UHE) .................................................................................................. 34
5.4.3 U-Series Utility – Pumped (UPHE) ................................................................................................... 35
U-Series Utility – System (USHE) .................................................................................................................... 36
U-Series Utility – Combi (UCHEE) ................................................................................................................... 37
5.4.4 K-Series Kabin Pak – Pre-Wired (KHE) ........................................................................................... 38
5.4.5 K-Series Kabin Pak – Pumped (KPHE) ........................................................................................... 39
K-Series Kabin Pak – System (KSHE)............................................................................................................. 40
5.4.6 K-Series Kabin Pak – Combi (KCHEE)............................................................................................ 41
5.4.7 Fiche Data .......................................................................................................................................... 42
5.4.8 Technical Parameters ....................................................................................................................... 43
6 ELECTRICITY SUPPLY & WIRING DETAILS ................................................................... 45
6.1 Dual-Safe Thermostat (Non-Combi Boilers) ............................................................................. 45
6.2 RDB Burner Control Box .......................................................................................................... 45
6.3 Combi Wiring Details ................................................................................................................ 46
6.3.1 Wiring Diagram ................................................................................................................................. 46
6.3.2 Fitting a Room Thermostat to a Combi .......................................................................................... 47
6.3.3 Building Frost Protection ................................................................................................................. 47
6.3.4 Combi Pump Overrun Thermostat .................................................................................................. 48
6.4 Installation of a Warmflow Combi Optional Programmer (PC1) ................................................ 48
6.5 Remote Timers for Combis ....................................................................................................... 49
6.5.1 Installation of a remote two channel programmer ........................................................................ 49
6.6 Optional Programmer (PU1) for Non-Combi Models ................................................................. 50
6.6.1 Programmer Control Box Wiring Diagram ..................................................................................... 50
6.6.2 General Requirements...................................................................................................................... 50
6.6.3 Programmer Installation .................................................................................................................. 51
6.6.4 Honeywell ‘Y’ Plan – Independent CH & DHW (Fully Pumped Only) ........................................... 52
6.6.5 Honeywell ‘S’ Plan – Independent CH & DHW (Fully Pumped Only) ........................................... 53
7 OIL SUPPLY ....................................................................................................................... 54
7.1 One Pipe Gravity System ......................................................................................................... 54
7.2 Two Pipe System ..................................................................................................................... 55
7.3 De-aerator System ................................................................................................................... 55
7.4 One Pipe Lift System ................................................................................................................ 56