TROUBLESHOOTING

8. TROUBLESHOOTING

A.SHUT-DOWN CAUSED BY PILOT OUTAGE, PRESSURE SWITCH OR FLAME ROLL-OUT SAFETY SHUT-OFF SWITCH

In the event of a shut-down caused by a pilot outage, action of the pressure switch or flame roll-out safety shut-off switch effecting a shut-down of the main burners:

a.Refer to the Operating Instructions in Figure 7.3 to properly turn off the gas to the boiler.

b.Turn off all electric power to the boiler.

c.Call a qualified heating service organization or local gas company and have the cause of the shut-down investigated and corrected.

d.Refer to Operating Instructions to re-start boiler.

B.TROUBLESHOOTING GUIDES

Use Table 8.2 to assist in determining causes and providing corrective actions to boiler problems. Refer also to Figure 8.2 to troubleshoot the Intermittent Ignition System Control. These guides must be used only by qualified service technicians. These individuals must follow all applicable codes and regulations in repair of any boiler problems.

C.MEASURING SUCTION PRESSURE

Refer to Table 8.1 for fan suction pressure required to energize control circuit. Measure fan suction pressure as shown in Figure 8.1. Note that as boiler operates, suction pressure will decrease. Measure after 15 minutes of boiler operation.

Table 8.1: Fan Suction Pressure

Boiler Model

Suction Pressure

 

 

 

(In. w.c)

(kPa)

DE-03

1.78

0.44

DE-04

1.56

0.39

DE-05

1.56

0.39

DE-06

1.35

0.34

 

 

 

DANGER

When servicing or replacing items that communicate with the boiler water, be certain that:

●There is no pressure on the boiler.

●The boiler is not hot.

●The power is off.

When servicing the gas valve or pilot, be certain that:

●The gas is off.

●The electricity is off.

WARNING

Do not use this appliance if any part has been under water. Improper or dangerous operation may result. Immediately call a qualified service technician to inspect the boiler and to replace any part of the control system and any gas control which has been under water.

CAUTION

Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.

CAUTION

Should overheating occur or the gas supply fail to shut off, do not turn off or disconnect the electrical supply to the pump. This may aggravate the problem and increase the likelihood of boiler damage. Instead, shut off the gas supply at a location external to the appliance.

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PB Heat DE manual Troubleshooting Guides, Measuring Suction Pressure
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DE specifications

PB Heat DE, recognized for its exceptional heating appliances, is a leading manufacturer of high-efficiency boilers and hydronic heating systems. With a commitment to quality and innovation, PB Heat DE has established itself as a trusted name in the home heating industry. The company emphasizes energy efficiency, reliability, and user comfort, ensuring that their products meet the diverse needs of residential and commercial customers alike.

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PB Heat DE also prioritizes user safety, incorporating multiple safety features into their designs. These include automatic shut-off valves, pressure relief valves, and integrated safety sensors that provide homeowners with peace of mind. With these features, PB Heat DE ensures that users can enjoy warmth and comfort without compromising safety.

In summary, PB Heat DE stands out in the heating industry for its dedication to quality, efficiency, and innovation. With durable construction, advanced technologies, high efficiency ratings, and a strong emphasis on user safety, PB Heat DE continues to provide heating solutions that meet the evolving needs of its customers, making it a preferred choice for both residential and commercial applications.
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