Greenheck Fan Energy Recovery Ventilator with Heat Pump 473501 - Manual (Page 8)

8 Model ERCH-HP Energy Recovery Unit
Service Clearances
Minimum clearances are required for access on all sides for routine maintenance. Filter replacement, drain pan
inspection and cleaning, energy wheel cassette inspection, fan bearing lubrication and belt adjustment are examples
of routine maintenance that must be performed. Blower and motor assemblies, energy wheel cassette, coil and filter
sections are always provided with a service door or panel for proper component access. Clearances for component
removal may be greater than the service clearances, refer to drawings for these dimensions.
ERCH-HP 20
ERCH-HP 45
ERCH-HP 55
ERCH-HP 90
Clearances for service and component removal on ERCH-HP 20 and ERCH-HP 45
* Clearance for energy wheel removal on ERCH-HP 20
** Clearance for energy wheel removal on ERCH-HP 45
Clearances for service and component removal on ERCH-HP 55 and ERCH-HP 90
WHEEL CASSETTE
COIL SECTION
ACCESS P
ANEL
ACCESS P
ANEL
ACCESS PANEL
ACCESS P
ANEL
ACCESS PANEL
ACCESS P
ANEL
ACCESS PANEL
EXHAUST
HOOD
OUTDOOR AIR
HOOD
INTAKE
EXHAUST AIR
ELECTRICAL BOX
FIL
TERS
FIL
TERS
ACCESS PANEL
IG HEA
TER
CLEARANCE
WITH IG HEATER
MINIMUM
36 IN
36 IN
*48 IN **64 IN
52 IN
36 IN
WHEEL CASSETTE
COIL SECTION
ACCESS P
ANEL
ACCESS P
ANEL
ACCESS PANEL
ACCESS P
ANEL
ACCESS PANEL
ACCESS P
ANEL
ACCESS PANEL
EXHAUST
HOOD
OUTDOOR AIR
HOOD
INTAKE
EXHAUST AIR
ELECTRICAL BOX
FIL
TERS
FIL
TERS
ACCESS PANEL
IG HEA
TER
CLEARANCE
WITH IG HEATER
MINIMUM
42 IN
42 IN
36 IN
42 IN
52 IN