Air Filter Cleaning And Replacement - Watts Aerco Benchmark OMM-0117 Operation And Maintenance Manual

Benchmark 5000-6000 Operation & Maintenance Manual
SECTION 4 – MAINTENANCE

4.10 AIR FILTER CLEANING and REPLACEMENT

Benchmark 5000 and 6000 boilers are equipped with two air filters which should be cleaned and
re-oiled every 12 months (Cleaning Kit P/N 58041) and replaced every 24 months (P/N 88014),.
The air filter is located at the air fuel valve inlet, as shown in Figure 4-11.
To inspect/replace the air filter, proceed as follows:
Air Filter Cleaning and Replacement Instructions
1. Set the C-More Controller's ON/OFF switch to the OFF position. Disconnect AC power
from the unit.
2. Remove the front panel from the unit by grasping the handles and pulling outward.
3. Refer to Figure 4-11 and locate the air filters attached to the WYE duct connected to the
air/fuel valve inlet.
4. Using a flat-tip screwdriver or 5/16" nut driver, loosen the clamp securing the filter to the
WYE duct at the air/fuel valve inlet. Remove the filter and clamp.
5. The filters may be cleaned in hot soapy water to remove oil and dirt. The filter should be
thoroughly dried and then sprayed with a light coating of oil, (NOT WD-40), prior to
reinstallation.
6. Each replacement air filter is equipped with its own clamp. Therefore, simply install the
replacement air filter on WYE duct and tighten the clamp with a flat-tip screwdriver or 5/16"
nut driver.
7. Replace the front panel on the unit and return boiler to service use.
AIR FILTERS
OMM-0118_B • GF-203 • 5/9/2019
Figure 4-11: Air Filter Location
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
AIR FILTER CLAMPS
Page 56 of 148