Product Overview

Circulator
not included
Part Numbers for Ordering:
Combi Boiler Manifold 80/120/155
#383-100-060
Heat Only Boiler Manifold 80/120/155
#383-100-061
AquaBalance kits that are available to make
installation/maintenance even easier:
Condensate Neutralizer Kit #383-500-631
2” PVC Concentric Vent Kit #383-700-167
3” PVC Concentric Vent Kit #383-500-350
Parts Kit (80/120) #640-000-119
Parts Kit (155) #640-000-120
www.weil-mclain.com
WM1904_FLY_068_AquaBalance Mnf
3
4 5
7
10
1. 3/4” x 1” Bushings
(80 & 120 models)
2. Boiler Supply
3. Safety relief valve
must be installed
here. Relief valve
comes with boiler.
4. Drain Valve
5. Shut-o Valve
6. System Supply
7. System Return
8. Isolation Valve
9. Isolation Valve
10. Dielectric Unions
11. Boiler Return
1. 3/4” x 1” Bushings
(80 & 120 models)
2. Boiler Supply
3. Drain Valve
4. System Supply
5. System Return
6. Shut-o Valves
7. Safety relief valve
must be installed
here. Relief valve
comes with boiler.
8. Dielectric Unions
9. Boiler Return
Tankless Water Valves
10. Relief Valve
(included)
11. Hot Water Valve
12. Cold Water Valve
Combi Easy-Up Manifold
Heat Only Easy-Up Manifold
3
5
6 7
8
9
4
2
6
9
2
12
11
11
1
10
1
8