3. REQUIRED COMPONENTS AND
MODEL
OPTION CIRCULATOR
CH-41
Z
CH-41
BZ
4GPM
CH-80
Z
ALL INSTALLATIONS REQUIRE TEFLON
SEE HEAT EXCHANGER PRESSURE DROP CHART TO DETERMINE PUMP HEAD REQUIREMENTS.
Use this chart to select the proper circulator for your BoilerMate
20
15
10
5
0
0
If a steel hydropneumatic tank is in place, AMTROL
properly sized EXTROL
heat transfer problems can occur by causing air to be trapped in the heat exchanger. If the boiler system has
an EXTROL
or Radiant EXTROL
®
EXTROL
or Radiant EXTROL
®
ACCESSORIES CHECKLIST
ZONE VALVE*
*If Circulator not used
3/4" Full Port or 1"
STD
SEALING TAPE OR PIPE DOPE FOR THREADED JOINTS.
®
Heat Exchanger Pressure Drop
2
Flow (GPM)
or Radiant EXTROL
®
expansion tank and the boiler temperatures are being changed, resize the
®
expansion tank.
®
SHUTOFF
VACUUM
RELIEF
VALVE
BREAKER
VALVE
4
1
Included
4
6
recommends replacing it with a
®
expansion tank. Otherwise, significant
®
-3-
THERMAL
DRAIN
EXPASION TANK
Required (See
Therm-X-Trol®
Included
Sizing Guide)
.
®
8