
STORAGE TANK AND GAS BOOSTER ASSEMBLY
35
MOUNTING THE GAS BOOSTER TO THE STORAGE TANK
The gas booster is required to be mounted on the solar storage tank. They are connected together with the
supplied fittings.
Use thread sealing tape or approved thread sealant on all fittings. Numbers in parentheses refer to items
shown in the
To mount the gas booster to the storage tank:
Fit the hot connection assembly (1) to the solar hot water outlet of the storage tank and orientate the
assembly vertically downwards.
Fit the cold connection assembly (2) to the cold water inlet of the storage tank and orientate the
assembly vertically upwards.
Fit the ¾” M x ¾” F elbow (8) to the water inlet on the underside of the gas booster and orientate the
elbow pointing to the left (when viewed from the front) of the gas booster.
Note:
The elbow must be fitted prior to them mounting of the gas booster to the storage tank. Otherwise
the upper front cover opening will interfere with the elbow.
Fit the gas booster (3) to the mounting bracket on the storage tank by hooking the top bracket of the gas
booster over the mounting bracket.
Secure the gas booster to the bottom left of the mounting bracket using the mounting screw and
spring washer (12) provided.
Place the washer (4) supplied inside of the fitting of the water connection plumbing assembly (5) which
connects to the hot water outlet of the gas booster.
Connect the water connection plumbing assembly (5), with the 550 mm long insulated flexible hose (7)
attached, to the hot water outlet of the gas booster.
Note:
The water connection assembly components are supplied only hand tightened. Each component
is to be firmly connected using thread sealing tape or approved thread sealant.
Place the bracket support (6) over the temperature limiting device outlet of the water connection
plumbing assembly (5) and fix to the jacket of the storage tank to secure the water connection plumbing
assembly in position, using the screws provided.
Connect the free end of the flexible hose (7) attached to the water connection plumbing assembly (5) to
the cold connection assembly (2) on the storage tank.
Ensure the hose is not kinked.
Connect one end of the 425 mm long insulated flexible hose (9) to the elbow fitting (8) on the inlet of the
gas booster and the other end to the hot connection assembly (1) on the storage tank.
Ensure the hose is not kinked.
Notes:
If the flexible hose has a brass extension piece at one end, ensure this end is connected to the
elbow fitting (8) at the inlet of the gas booster.
Connect this end prior to connecting the other end to the hot connection assembly (2).
Position the front pipe cover (10) underneath the gas booster and over the plumbing fittings.
Secure in position with the four screws (11) provided.