Typical Malfunction Thresholds
Potentiometer detection
TYPICAL MALFUNCTION THRESHOLDS
| Either of the following conditions is met: | (a)or(b) |
| (a) Potentiometer output difference [D divided by C] C: Difference between previous and current target D: Difference between potentiometer output and previous target |
10% or more |
| (b) Potentiometer output deviation from target | 0.1 V or more |
Tank outlet coolant temperature detection
TANK OUTLET COOLANT TEMPERATURE DETECTION
| Either of the following conditions is met: | (a) or (b) |
| (a) Heat storage tank outlet coolant temperature when recover starts | 60°C(108°F) or more |
| (b) Heat storage tank outlet coolant temperature difference during water valve check | Less than 3°C (5.4°F) |