System Design - gledhill StainlessLite D120 Design, Installation & Servicing Instructions

DESIGN
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Typical arrangement of component kit shown fitted to the appliance for clarity
Pipework to be supplied and fitted by installer.

SYSTEM DESIGN

Stainless Lite Direct
1
Basic Appliance
1. Hot water draw off (22mm) compression
2
2. Lift up temperature & pressure relief valve
3. Hot water secondary return 22mm
4. Immersion heater 1¾" BSP 3kW
5. 22mm cold supply compression
6. Immersion heater 1¾" BSP 3kW
7. Immersion heater 1¾" BSP 3kW
Part G3 loose components supplied in a
separate box
A. Combination inlet group incorporating
5
B. Portable expansion vessels c/w flexible hose
C. Tundish
Stainless Lite Indirect
1
Basic Appliance
1. Hot water draw off (22mm) compression
2. Lift up temperature & pressure relief valve
2
3. Hot water secondary return 22mm
4. Immersion heater 1¾" BSP 3kW
5. 22mm cold supply compression
6. Immersion heater 1¾" BSP 3kW
7. Dual control/overheat stat pocket (22mm)
8. Boiler control sensor pocket (spare)
9. Primary return (22mm)
10. Primary flow (22mm)
Part G3 loose components supplied in a
separate box
5
A. Combination inlet group incorporating
9
B. Potable expansion vessels c/w flexible hose
C. Tundish
D. Dual control thermostat and combined
E. Two port (22mm) zone valve for
F. Wiring junction box for primary system
Page 10
92-95°/6 bar
(not fitted to smaller sizes, see table 1)
(normally on-peak)
(normally off-peak)
(normally off-peak - 400 litre model only)
pressure reducing valve, strainer, check
valve, balance cold take off point, expansion
relief valve and expansion vessel connection
points.
and wall bracket
92-95°/6 bar
(not fitted to smaller sizes, see table 2)
- (28mm tails for 400 litre models)
- (28mm tails for 400 litre models)
pressure reducing valve, strainer, check
valve, balance cold take off point, expansion
relief valve and expansion vessel connection
points.
and wall bracket
overheat thermostat
primary circuit