
English
E. Maintenance
HD 4000 C / HD 6000 C
| Interval | Procedure | Subject Assembly | Activity | By whom | 
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| Semi- | Oil change | All  | CAUTION! | Operator | 
| annually, | 
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 | Hot Oil Scalding Hazard. | 
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| or after | 
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 | Prior to oil change, allow pump to | 
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| 1000 | 
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 | cool for 15 minutes. | 
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| operating | 
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 | Drain oil and fill pump on each side | 
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| hours | 
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 | with 1.8 L oil, part no.  | 
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 | NOT use alternate oil products! | 
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 | Check unit for | Entire water system | Functional faults on valves or pumps | Operator | 
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 | lime deposits | 
 | may indicate calcification. Use | trained in | 
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 | procedures outlined on the following | decalcificat | 
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 | pages. | procedures | 
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 | Tighten | Control cabinet | Tighten all terminal strips of | Electrician | 
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 | terminal strips | 
 | components master mains power | 
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 | circuit. | 
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| Annually | Safety check | Entire system | Safety inspection pursuant to | Expert/ | 
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 | guidelines covering liquid spraying | Customer | 
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 | devices. Refer to section A.12. | service | 
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| E5 |