Da-Lite Large advantage electrol Manuel d'instruction - Page 10

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Da-Lite Large advantage electrol Manuel d'instruction

TROUBLESHOOTING

SYMPTOM

3. "Down" limit switch incorrect.

4. Noise.

NOTE: Screen will operate with a low-

pitched hum.

5. Coasting.

6. R oller displaced from mounting

bracket.

7 .

Fabric hangs crooked.

CAUSE

(a) " Down" limit switch out of

adjustment.

(a) Buzzing noise.

(b) G ear noise.

(a) D efective brake.

(a) Pin end slipped out of nylon bearing.

(a) Screen not installed properly.

(b) F abric is damaged.

SOLUTION

(a) S ee installation instructions.

(a) A djust door limit switch (too far

down).

(b) R eplace motor assembly.

(a) R eplace motor assembly.

(a) R ealign pin end bracket.

(a) C heck for level and plumb.

(b) R eplace fabric.