New — Haagstreit Bm 900 Service Manual

Verify output voltage from the transformer base. It should match the bulb specifications (6V for halogen; variable constant-current for LED).

Clean the Teflon pads under the joystick base. Debris accumulation here causes a "gritty" feel during horizontal positioning. Bi-Annual Adjustments haagstreit bm 900 service manual new

Clean the spring contacts inside the lamp housing with contact cleaner. Verify output voltage from the transformer base

Misaligned projection lens or dirty optics. haagstreit bm 900 service manual new