Coaxial Adapter Kit - FAFCO 500 Series Installation Manual

Coaxial Adapter Conversion Kit
Overview
The Coaxial Adapter Conversion Kit allows the solar tank drainport to feed and return filtered solar storage tank water
to the ICM. The adapter kit also retains the drain bibb for tank flushing or draining. The Coaxial Adapter Conversion Kit
eliminates the brass tee fitting and filter screen atop the solar storage tank which draws water to the ICM through the
cold water dip tube. The adapter kit includes all required hardware to feed and return at the drainport.
Kit Components
Coaxial Adapter Conversion Kit - PN 776
Item Description
1 Cross, Brass, 3/4" X 3/4", FPT, Lead-Free
2 Reducer, Brass, 3/4" MPT X 1/2" MPT, Lead-Free
3 Nipple, Brass, 3/4" MPT X 3" Long, Lead-Free
4 Nipple, Hex, Brass, 1/2" MPT X 1-1/2" Long, Lead-Free
5 Hose, Corrugated, ST/ST, 1/2" X 1/2" X 36" Long
6 Filter, Coaxial Tube
7 Diptube
Step-by-Step Installation
STEP 1: INSTALL BRASS CROSS
Apply thread sealant
to the 3" nipple and
install finger tight into
one port of 3/4" brass
cross. Install nipple
and cross assembly
into drain port at the
bottom of the solar
storage tank, stopping with cross oriented horizon-
tally. Note: Do not over tighten and crack the brass
cross.
STEP 3: DIP TUBE ASSEMBLY
Apply thread sealant
to the 3/4" side of the
reducer.
Part number
08865
08862
08863
08854
08834
08855
08777
STEP 2: INSTALL DRAIN BIBB
Apply fresh thread seal-
ant to the water heater
drain bibb and install into
cross on a side port most
convenient for future
water heater flushing.
Do not install drain bibb
on the front port of the cross.
STEP 4: INSERT DIP TUBE
Insert dip tube
assembly, filter
first, into the solar
storage tank and
tighten reducer.
Qty
1
2
1
1
1
1
1
34