Increased Base Fog; Scratches Or Markings On Film; Sandy Film; Developer Turn Dark - JPI JP-33 Service Manual

Troubleshooting poor image quality.

Increased base fog

4.9
1. Starter has not been added to the developer.
2. Fixer level is too low.
3. Fixer has contaminated developer.
4. Developer replenishment rate is too high.
5. Developer temperature is too high.
6. Processor rollers are worn or dirty.
7. Film has not been properly stored.

4.10 Scratches or markings on film

1. Film was packaged loosely and has been damaged.
2. Film loading area may be dirty.
3. Fixer maybe depleted.
4. Developer under replenished.
5. Developer level too low.
6. Fixer and developer may have been improperly mixed
7. For additional remedies refer to Trouble shooting section 1.3.

4.11 Sandy film

1. Dry temperature to high
2. Air vents in dryer rack are dirty.
4.12 Developer turns dark
1. Excessive heat has been applied to the developer.
2. Developers oxidized, make sure stored developer is in an enclosed container.

4.13 Strong ammonia smell from processor

1. Chemistry has been contaminated.
2. Developer and fixer were mixed.

4.14 Fixer color is milky

1. Fixer is old and need to be replaced.
2. Fixer was exposed to excessive heat.
JP-33 SERVICE MANUAL
Make sure standby mode is functioning.
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