Lochinvar ARMOR 151 - 801 Service Manual

34, 3 Troubleshooting 34 Service Manual Table 3F (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION Outlet Temp High Outlet water temperature has exceeded the maximum outlet water temperature. …

30, Service Manual 30 3 Troubleshooting Table 3F (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface FAULT DESCRIPTION CORRECTIVE ACTION No Flame Running (will require a manual reset once the condition has been corrected. Press th…

16, Service Manual 16 1 Service F: Control modes BMS Thermostat Input (Active / Inactive) When controlling the water heater through the 0 - 10V BMS input or through ModBus, the water heater can be enabled one of two ways. With parameter F1 set to ACTIVE, the water heater will be enabled by clo…

26, Service Manual 26 3 Troubleshooting Table 3B - Inlet System Sensor Resistance vs. Temperature Temperature °F Resistance Ω Temperature °F Resistance Ω 50 18,780 158 1,990 68 12,263 176 1,458 86 8,194 194 1,084 104 5,592 212 817 122 3,893 -- -- 140 2,760 -- -- Checking temperature sensors The…

38, Lochinvar ARMOR 151 - 801 38 Model 501 Locate the throttle adjustment screw on top of the gas valve, see FIG. 3-4. Using a screwdriver, turn the screw a 1/4 turn counterclockwise to increase CO 2 levels or a 1/4 turn clockwise to decrease CO 2 levels. After one adjustment on the valve, follow the Combustion…

37, Service Manual 37 3 Troubleshooting (continued) Gas valve adjustment procedure If adjustment of the gas valve is deemed necessary, use the following procedures: (Note: The procedures in this section are model specific.) Models 151 - 286 Locate the throttle adjustment screw on the side of the …