Hatco FR2 Series manual Auto-Fill, Installation, Form No. FR2M-0604

INSTALLATION

CAUTION

Water Quality Requirements - Incoming water in excess of 3.0 grains of hardness per gallon (GPG) (.75 grains of hardness per liter) must be treated or softened before being supplied to a Hydro-Heater. Water containing over

3.0GPG(.75 GPL) will decrease the efficiency and reduce the operating life of the unit.

AUTO-FILL

Units with the Auto-fill option require the following steps be completed before start-up.

WARNING

For proper plumbing installation conforming to local plumbing codes consult a licensed plumbing contractor.

1.Supply 1/4" NPT copper water supply line to inlet of solenoid valve on heater.

NOTE: Ball valve or gate valve, line strainer, union(s) and vacuum breaker or other anti-siphon device must be supplied by table manufacturer or installer if required.

2.Locate a point on the sidewall of the water vessel which is 1/2" (13 mm) up from the bottom of the food pan(s).

3.Mark and drill a 1/2" (13 mm) hole into the side wall of the tank.

4.Deburr the hole. Burrs may crack or damage the probe when tightened.

5.Position upper water sensor into tank with o-ring against inside wall.

6.Place washer onto threads of probe on outside wall of tank.

7.Secure all with nylon nut, making sure flat side of nut is towards washer.

8.Tighten until snug. Be careful not to overtighten nut. Overtightening may cause leaks and/or crack the probe.

9.Turn on water and check for leaks. 10.Connect wire lead to probe.

Form No. FR2M-0604 6