Owner`s manual

Spas equipped with
DS-2 & DS-4
Power Systems
[continued]
Emerald Whirlpool Spa Owner's Manual
54
Pump does not prime. 1. Circulation T-valve closed.
2. Not enough water in the spa.
3. Air locked. Bleed air as described
previously in this manual. (pg. 36)
Hydrotherapy jets do 1. Filter clogged.
not operate. 2. Pump not primed.
3. Air intake valve(s) closed.
4. Jet venturi nozzles plugged or missing.
Spa does not heat. 1. Thermostat set too low.
2. Low flow, pump not primed, or water level
too low.
3. Pressure switch not sensing enough pressure.
4. Heater element defective.
Spa heats, but not to set 1. Spa not covered or not covered properly sealing
temperature. the spa cover to the top edge of the spa. Heat loss
is greater for an uncovered spa. High wind,
low humidity also increase heat loss.
Problems Things to Check