Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Attach U-gauge to inlet pressure test point
(To open Honeywell valve test point use tool provided
if available, if needed use T10 Torx / 2mm Allen key)
(To open Honeywell valve test point use tool provided
if available, if needed use T10 Torx / 2mm Allen key)
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Reset appliance as necessary (hold down both arrow buttons until display changes) and allow the boiler to complete its self-check.
Operate the appliance in maximum output mode as per the previous test.
Monitor the pressure gauge as the appliance operates, the pressure should remain above the minimum quoted in the table.
Does the inlet pressure remain satisfactory?
Note:
Upon completing of the test the test point should be tightened and checked for gas soundness.
Operate the appliance in maximum output mode as per the previous test.
Monitor the pressure gauge as the appliance operates, the pressure should remain above the minimum quoted in the table.
Does the inlet pressure remain satisfactory?
Note:
Upon completing of the test the test point should be tightened and checked for gas soundness.
Isolate as per TOPs P4
and refit as necessary