GQ-C60 Series · Pre-Mix 2nd

Error Code 15/16

Abnormally high input (output) temperature

Step 1

Step 1

EZ or NCC NRCR

Step 2

Step 2

Crossover Valve mode Dedicated Recirculation mode

Step 3

Step 3

YES NO

Step 4

Step 4

Return to Start

Step 5

Step 5

YES NO

Step 6

Step 6

Return to Start

Step 7

Step 7

Normal Abnormal

Step 8

Step 8

Return to Start

Step 9

Step 9

Normal Abnormal

Step 10

Step 10

Return to Start

Step 11

Step 11

Normal NEXT

Step 12

Step 12

Normal Abnormal

Step 13

Step 13

Return to Start

Step 14

Step 14

Return to Start

Step 15

Step 15

Return to Start

Step 1