No code
Temperature and inlet issues
Worcester Bosch Greenstar Heatslave II
Cause 212 (Blocking)
Safety or flow temperature too high. Air lock or reduced water content.
Cause 359 (Blocking)
DHW outlet or storage tank exceeds 90°C. Pump & burner are blocked until temperature drops to <89°C. wait approximately 30 minutes for temperature to drop.
Cause 380 (Blocking)
Inlet DCW temperature higher than DHW outlet temperature. The output is blocked until the inlet temperature drops below the output temperature, wait for approximately 30 minutes.
This code also applies to: