Technical data

11
GEMINI HSC
10.1 component check list (contd)
calorifier model 300i (contd)
Component Part No.
8. 22mm x 28mm acetal tundish straight. TUND 219 001
9. 1" FI BSP equal tee bronze for temperature and pressure relief valve connection ZTEE 250 007
to calorifier hot water outlet connection.
10. 1" x
3
/
4
" BSP reducing bush DZR for connection of temperature and pressure ZADP 201 002
relief valve into tee piece (listed above).
11. 28mm Landis two port spring return motorised valve c/w actuator. ZONE 250 401
calorifier model 500i
Component Part No.
1. 1" MI BSP Union type pressure reducing valve with integral strainer. Set 3.5 bar. PRED 300 027
2. 1" FI BSP check valve core assembly with integral balanced cold water take off CORE 255 001
connection (blanked), expansion vessel connection and expansion valve connection.
3.
3
/
4
" MI BSP inlet expansion valve with
3
/
4
" FI relief connection set 6.0 bar. PREL 102 018
4. 40 litre expansion vessel. Precharge pressure 3.5 bar. XVES 603 046
5.
3
/
4
" aluminium braided connection hose (for expansion vessel) 1000mm long. HOSE 202 106
6.
3
/
4
" MI BSP inlet/22mm relief connection. Temperature and pressure safety PTEM 575 901
relief valve. Set 7.0 bar and 90-95°C 230mm probe.
7. 22 x 28mm acetal tundish straight TUND 219 001
8. 1" FI BSP equal tee bronze for connection of temperature and pressure relief ZTEE 250 007
valve to calorifier hot water outlet connection.
9. 1" x
3
/
4
" BSP reducing bush DZR for connection of temperature and pressure ZADP 201 002
relief valve to tee piece (as listed above).
10. 1
1
/
2
" FI BSP Landis two port motorised valve. ZONE 250 402
11. Landis spring return actuator for motorised valve (as listed above). ZONE 250 403