Watts AERCO Benchmark OMM-0137 Installation And Start-Up Manual page 24

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