TriStar MPPT 600V Installation & Operation Manual

69TriStar MPPT 600V Operator’s Manual

7.3 Removing the Power Stage for Service

Step 1 - Disconnect Power from all sources

All sources of power must be disconnected from the unit before proceeding. Open disconnects

and remove fuses as needed.

Step 2 - Remove the wiring box cover

Remove the four (4) screws that secure the wiring box cover to the wiring box. Set the cover and

screws aside.

Step 3 - Disconnect wiring and remove terminal bridge

Disconnect all power wires, battery sense (if used), remote temperature sensor (if used), and

network cables. Also remove the yellow solar terminal bridge and set it aside.

Step 4 - Remove the mating screws

Two(2)screwssecurethepowerstagetothewiringboxasshowningure7-1.Removeboth

screws using a #2 Philips head screw driver.

Step 5 - Remove the mounting tab (keyhole) screw

Removethekeyholemountingscrewasshowningure7-1.

Step 6 - Separate the power stage from the wiring box

Separate the power stage from the wiring box by gently lifting the power stage away from the

wall (mounting surface). The power stage should slide apart from the wiring box, leaving the wir-

ing box and wiring in tact.

KEYHOLE SCREW

MATING SCREWS

Figure 7-1. Mating screws and keyhole screw locations