Service Hints

A 4 A/C SINGLE PRESSURE SW
3-2 : Open above approx. 15.5 kg/ Sq.cm (220 psi, 1520 kpa) Close below approx. 12.5 kg/ Sq.cm (178 psi, 1226 kpa)

W 4 WATER TEMP. SW NO.1
2-1 : Open above approx. 95 °C (203 °F)

W 5 WATER TEMP. SW NO.2
1-GROUND : Close above approx. 90 °C (194 °F)