INSTALLATION

 

Pressure Reducing Valve

Temperature/Pressure Relief Valve

Temperature/Pressure Gauge

 

with Bypass 20 psi (138 kPa)

Temperature/Pressure Gauge

flow pressure maximum

150 psi (1034 kPa)/210°F (99°C)

 

 

 

 

 

3/4" Gate or

 

Outlet

 

 

Ball Valve*

3/4" Union*

 

 

Outlet to

 

 

 

 

 

 

 

 

Dishwasher

Water Inlet from primary

 

Inlet

3/4" Union*

Shock Absorber for water hammer †

water heater

 

 

 

 

Blended Phosphate Water

 

 

 

 

Treatment System†

 

 

 

Drain Valve*

 

 

 

 

† optional accessory

Discharge from T/P Relief Valve. Air gap

 

 

*not supplied with booster heater

must comply with plumbing code.

 

Floor Drain

Figure 11. Plumbing Connections - Compact Series 24-57 kW

Temperature/Pressure Gauge

Temperature/Pressure Gauge

Shock Absorber for water hammer †

3/4" Gate or Ball Valve*

Water Inlet from primary water heater

Blended Phosphate Water

Treatment System†

Pressure Reducing Valve with Bypass 20 psi (138 kPa) flow pressure maximum

3/4" Union*

3/4" Union*

3/4" Union*

Inlet

Outlet to Dishwasher

Temperature/Pressure

Pressure Relief Valve

150 psi (1034 kPa)/210°F (99°C)

Discharge from T/P Relief Valve. Air gap must comply with plumbing code.

Drain Valve*

† optional accessory

NOTE: Centerline of booster “T” fitting must not extend closer than 4" (102 mm) to the floor.

Floor Drain

*not supplied with booster heater

Figure 12. Plumbing Connections - Mini-Compact Models

Pressure Reducing Valve with Temperature/Pressure Relief Valve

Temperature/Pressure Gauge Bypass 20 psi (138 kPa) flow 150 psi (1034 kPa)/210°F (99°C) pressure maximum

3/4" Gate or

 

 

 

 

 

 

 

 

 

 

 

Back Pressure

Outlet

 

 

 

 

 

 

 

 

 

 

 

Ball Valve*

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Relief Valve

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Inlet

Water Inlet from primary water heater

Blended Phosphate Water

3/4" Union*

Treatment System†

 

Temperature/Pressure Gauge

Outlet to

Dishwasher

3/4" Union*

Shock Absorber for water hammer †

Drain Valve*

Floor Drain

Discharge from T/P Relief Valve. Air gap

Floor Drain

 

† optional accessory

must comply with plumbing code.

*not supplied with booster heater

 

Figure 13. Booster Heaters with optional Back Pressure Valve

 

 

 

 

23

Form No. EBOOSTERM-0406

Page 25
Image 25
Hatco IMPERIAL S manual Form No. EBOOSTERM-0406