CleaverBrooks ClearFire CFC-E - Page 16

CFC-E Installation Manual
1-12 Part No. 750-459
Figure 1-11 Test Cocks - Gas Valve
1500/2000
500/750/1000
LEAK TEST
PRESSURE TEST
PRESSURE TEST
LEAK TEST
PRESSURE TEST
PRESSURE TEST
LEAK TEST
LEAK TEST
LEAK TEST
LEAK TEST
LEAK TEST
LEAK TEST
4000-5000
6000
(NOT SHOWN)
(NOT SHOWN)
2500-3500
PRESSURE TEST
LEAK TEST
(NOT SHOWN)
LEAK TEST
MAIN GAS VALVE
PROOF-OF-CLOSURE VALVE
!
Caution
The boiler and its individual shutoff valve must be disconnected from the gas supply piping
system during any pressure testing of that system at test pressures in excess of 1/2 psi
(3.5 kPa).
The boiler must be isolated from the gas supply piping system by closing its individual man-
ual shutoff valve during any pressure testing of the gas supply piping system at test pres-
sures equal to or less than 1/2 psi (3.5 kPa).