AERCO KC1000 Water Heater July 2011 - Manual (Page 57)

MAINTENANCE
6-13
5/8-11 HEX NUT
5/8-11 X 3" CAP SCREW
KC1000 SS HEATER
5/8 EYE NUT
5/8-11 X 4-1/2" STUD
UPPER HEAD
(P.N. 18842)
UPPER HEAD LINER
RELEASE GASKET
(P.N. 18556)
SHELL GASKET
(P.N. 18532)
SHELL RING
Cleaning the Heat Exchanger
Precautions:
Please review MSDS, specifications, and our website www.aerco.com for additional information, or call
technical service at (800) 526-0288.
N
OTICE
Mix the HydroSkrub with an equal volume of water to obtain a 50% concentration (11.5 gallons of each =
23 gallons total).
N
OTICE
If the isolation valves are located more than one foot from the supply and return ports of the exchanger,
add in the piping volume from the exchanger to the valves.
CAUTION!
Do not drain the unit without venting the shell! A vacuum in the unit may
displace the liner causing serious damage not covered by warranty.
Figure 6.17b
Carbon Water Heater Head
Configuration
Figure 6.17a
SS Water Heater Head
Configuration
5/8-11 x 4-1/2” STUD
MOUNTED IN THREADED
HOLE
Do not
remove
if using
a chain
hoist
Do not
remove
if using
a chain
hoist
5/8-11 x 3” BOLT
MOUNTED IN
THRU-HOLE