Confirm thermostat call, system pressure and whether domestic hot water is operating.

Record active and historical error codes before resetting anything.

Confirm power supply, controls and call for heat.

Confirm gas supply, ignition sequence and flame proving.

Check pumps, valves, air, pressure and system flow.

Photograph findings and record the exact failure and recommendation.

Confirm pressure problem and identify the main shutoff. Explain the work and any required downtime.

Isolate water, depressurize, remove existing PRV, install approved replacement and verify all connections.

Restore water, inspect for leaks and set pressure to the approved target. Confirm fixtures operate correctly.

Record before/after pressure and photograph the completed installation.

Review the original invoice, installation date, scope and reported issue.

Document the failure with photos, model/serial numbers and a clear technician diagnosis.

Do not promise free labour or parts unless the applicable warranty has been confirmed.

Escalate disputed or unclear warranty claims to the office.

If temperature/pressure is unsafe, relief is discharging, there is steam, gas odour, combustion spillage, or a safety may have failed: shut the appliance down safely. Never bypass a safety.

Complete 20 questions. Questions are randomized from the Call Moe training bank. Code references are shown after each answer. This is a training tool—not a substitute for the current code, regulations, manufacturer instructions, permits or Technical Safety BC requirements.