Quantum StorNext QD7000, Installation Manual

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DC Power Installation and AC-to-DC Power Supply Conversion Guide - 13
8. Turn off the Power switch on the power-fan canister that has failed.
Figure 8. Power Switch on the Power-Fan Canister
1. Power Switch
9. Remove the plastic strain relief from the power cord.
10.Unplug the power cord from the failed power-fan canister.
11.Remove the power-fan canister from the controller-drive tray or drive tray.
a. Rotate the power-fan canister latches outward to disengage the power-fan canister.
b. Use the power-fan canister latches as handles to pull the power-fan canister out of the drive tray.
While removing the power-fan canister, you might notice an increase in fan speed. The fan speed returns to
normal after you have replaced the power-fan canister.
Figure 9. Removing a Power-Fan Canister
1. Power-Fan Canister Latches
Installing a New DC Power-Fan Canister
1. Slide the replacement power-fan canister all the way into the controller-drive tray. Rotate the power-fan canister
latches towards the center to lock the power-fan canister into place.
2. Make sure that the Power switch on the replacement power-fan canister is turned off.
3. Plug the DC power cord in to the power-fan canister.
4. Attach the plastic strain relief to the power cord, and make sure that it fits snugly up against the power-fan canister.
NOTE A two-pole 30-amp circuit breaker is required between the DC power source and each DC power-fan
canister.
5. Turn on the Power switch on the replacement power-fan canister.