CONTENTS
i
CONTENTS
Before use ············································································································ 01
Confirmation in unpacking ························································································ 02
Directions to use safely···························································································· 03
Safety logotypes ···································································································· 03
Precautions about safety in operation ········································································· 04
1. Outline of Equipment ····························································································· 1
1-1. Intended Use and Prohibitions of Equipment ·························································· 1
1-2. Equipment Specifications ··················································································· 1
1-3. Protector (thermal protector) ··············································································· 2
1-4. Gas Ballast Valve (important) ·············································································· 2
2. Appearance ········································································································· 3
3. Installation / Storage ······························································································ 4
3-1. Precautions in Installation / Storage ······································································ 4
3-2 Installation / Storage and Ambient Condition during Operation ···································· 4
3-3 Installation location ···························································································· 4
3-4 Verification Run in Installation ·············································································· 5
3-5 Piping ·············································································································· 5
3-6 Storage ··········································································································· 5
4. Caution in Operation ······························································································ 5
4-1 Caution in Operation ·························································································· 5
4-2 When Thermal Protector Operated ········································································ 5
4-3 Starting in Cold Ambient ····················································································· 7
5. Pump Performance ······························································································· 8
5-1 Ultimate pressure ······························································································ 8
5-2 Exhaust velocity ································································································ 8
5-3 Power Required ································································································ 8
6. Maintenance
・
Inspection
・
Repair ··········································································· 9
6-1 Caution in Maintenance/Inspection/Repair ······························································ 9
6-2 Maintenance ····································································································· 9
6-3 Periodic Inspection··························································································· 10
6-4 Replacement of Consumable Parts ····································································· 11
1) Replacement of diaphragm valves. It is recommended to replace all sheets
at the same time. ···························································································· 13
2) Replacement of Piping ····················································································· 16
3) Replacement of bearing···················································································· 16
6-5 Trouble Check List ··························································································· 17