Replacing Fan Driver (3)
Step 4 Take all cables disconnected from PG waterproof terminals out of the
electric control box;
Step 5 Unfasten the six M4 screws in the mounting ears at both sides of the
electric control box, as shown in below Figure. Remove the fan driver;
Step 6 Install the new fan driver in the sequence of Step 5 to Step 1;
Step 7 Set the fan type.
Copyright © 2017 Huawei Technologies Co., Ltd. All rights reserved.
Page 50