Watts AERCO Benchmark BMK5000 Operation And Service Manual page 69

Benchmark Platinum-Edge [ii]: Operation-Service Manual
SECTION 5 – SAFETY DEVICE TESTING
HIGH Gas Pressure Test Instructions: BMK3000 – 6000 ONLY
HIGH Gas Pressure
Port
Install manometer here
for High Gas Pressure
test
LEAK DETECTION
BALL VALVE
MANUAL SHUT-
OFF VALVE
(P/N 22373-3 shown)
Figure 5-4b: BMK4000/5000N HIGH Gas Pressure Test Components
Alternative location
for manometer if hose
barb is preferred
OMM-0137_J •
12/20/2022
TO AIR/FUEL
VALVE
LOW Gas Pressure
Port
Install manometer here
for Low Gas Pressure
test
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
HIGH GAS
PRESSURE
NATURAL
SWITCH
GAS INLET
LOW GAS
PRESSURE
SWITCH
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