QuickDraw
Storage and Semi-instantaneous
Boiler Water Heater
17 PV500-26 05/13
7.7 Recommended Maintenance Schedule
1. Annual Maintenance
a. Check all joints and pipe connections for tightness, corrosion or deterioration.
b. Check all safety controls and devices including thermostats for proper operation.
c. Check safety shut-off valves for operation and tightness.
d. Test high limit and operating temperature controls.
2. Semi-Annually
a. Recalibrate all indicating and recording gauges.
b. Check piping and wiring of all interlocks and shutoff valves.
3. Monthly Maintenance
a. Test low-water cutoff device and alarm (if equipped).
b. Check gauges, monitors, and indicators.
c. Check instrument and equipment settings.
4. As Required
a. Tank flush and cleanout.
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