Watts AERCO Benchmark OMM-0137 - Page 24

Benchmark Platinum-Edge [ii]: Installation Manual
SECTION 2 – INSTALLATION
OMM-136_H • GF-210 • 1/6/2021 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 24 of 62
o 1.5” (3.81 cm) Propane inlet pipe
• 10” (25.4 cm) Air Inlet adapter.
Figure 2-5b: BMK1500 – 5000N Supply and Return Locations
CONDENSATE DRAIN
HOT WATER
OUTLET
(SUPPLY)
SECONDARY WATER INLET
(WARMER WATER RETURN)
AIR INLET
PRIMARY
WATER INLET
(COOLER WATER
RETURN)
EXHAUST MANIFOLD
BMK1500/2000
BMK2500 – 5000N
NATURAL GAS OR
PROPANE INLET