Sit 695 NGA Use And Installation Instructions

Sit 695 NGA Use And Installation Instructions

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695 NGA
USE AND INSTALLATION
INSTRUCTIONS
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR
OPERATINGTHIS CONTROL COULD CAUSE PERSONAL INJURY AND/OR PROPERTY DAMAGE

DESCRIPTION

The 695 NGA water heater control is a combination gas valve
and thermostat for use on atmospheric water heaters.
The microcontroller equipped electronics monitor the water
heater and indicates the status via a green status LED on the
front of control.

PRECAUTION

WARNING
WHAT TO DO IF YOU SMELL GAS
Do not try to light any appliance
Do not touch any electrical switch; do not use any phone in
your building
Immediately call your gas supplier from a neighbor's phone.
Follow the gas supplier's Instructions
If you cannot reach your gas supplier, call the fi department
WARNING
Pay attention to use the gas controller with the correct gas:
The 695 NGA with BLACK thermostat knob (see Figure 2) is
allowed to be used with Natural Gas only
The 695 NGA with RED thermostat knob (see Figure 2) is
allowed to be used with LP Gas only
Improper operation could occur, resulting in personal injury
and/or death due to Carbon Monoxide (CO) poisoning, fire, or
explosion. Check for proper gas type as listed on the rating plate
affixed to the water heater.
Fixed Adjustment Regulator Controls: the gas regulator on this
control requires no field service. The regulator automatically
controls and maintains the burner gas pressure.
FIRE AND EXPLOSION HAZARDS
Shut off main gas to appliance for service or until installation
is complete
Replace existing control with recommended model
Protect the control from direct contact with water (dripping,
spraying, rain, etc.)
If the control has been in direct contact with water, replace
the control
Label all wires before disconnection when servicing controls;
wiring errors can cause improper and dangerous operation
Route and secure wiring away from flame
Do not use tools to operate this control
Do not take control apart, there are no serviceable parts
inside
Do not use control if it has been flooded
Never stand on the control or use as a step
0695000_IBK rev.00
WARNING
EN
1

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Summary of Contents for Sit 695 NGA

  • Page 1 FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR OPERATINGTHIS CONTROL COULD CAUSE PERSONAL INJURY AND/OR PROPERTY DAMAGE DESCRIPTION The 695 NGA water heater control is a combination gas valve Fixed Adjustment Regulator Controls: the gas regulator on this and thermostat for use on atmospheric water heaters.
  • Page 2 SPECIFICATIONS NATURAL GAS Range of Regulation (Btu/Hr) 4" outlet: Min 25,000 Max 75,000 10" outlet: Min 30,000 Max 100,000 1.0" Pressure Drop Capacity 55,000 Btu/Hr (4" outlet) 70,000 Btu/Hr (10" outlet) Maximum Inlet Pressure 1/2 PSI Ambient Temperature Rating 20°F to 170°F (-7°C to 76°C) Automatic High Temperature Cutoff Resettable Type, 195°F (90°C) Body Configuration...
  • Page 3 INSTALLATION To expose inner door sight glass, remove outer door and GAS SUPPLY PIPE insulation (if applicable). Do not attempt to remove inner door assembly. GAS CONTROL Rotate the combination gas control thermostat knob clock- SHUT OFF VALVE wise ( ...
  • Page 4 OPERATION If you use hot water frequently and in short spurts, water OFF setting PILOT setting temperature can occasionally exceed the temperature setting by up to 30°F because of the dynamics of the appliance. LOW setting Keep this in mind when you are selecting a temperature higher than the factory default setting.

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