34
Columns
*
Omission or use of incorrect snowstorm filling devices.
*
Excessive exposure of desiccant to atmosphere during filling.
*
Hand filling or ‘topping up’ without correct filler.
*
Leaving desiccant media in bolt holes when torquing down top manifold bolts.
*
Failure to remove all desiccant from column during desiccant change.
Top Manifold/Outlet Valve
*
Incorrect torquing of column bolts - sequence tightening must be employed.
*
Use of non-AR TS dust filters on DH Models.
*
Cleaning of column bolts before torquing.
*
Faulty torque setting.
*
Use of incorrect wire stripping tools.
Control Box
*
Excessive voltage drop on incoming supply.
*
Purge setting by amps, non-use of flow meters.
*
Incorrect fusing used (external).
*
Incorrect supply wire (incoming).
*
No earth wire between earth terminal and armour cable clamp on shroud.
*
Manually turning cam timer backwards.
Additional Items
*
Use of non-recommended desiccant or non-genuine
domnick hunter
spare parts from alternative suppliers.
*
Servicing undertaken by untrained distributor personnel.
*
Inability to maintain inlet pressure and temperature at levels stated for sizing.
*
Not to use dryer/dryers if piped directly after a portable compressor.
Summary of Contents for PNEUDRI DH Series
Page 2: ......
Page 17: ...15 FIGURE 1 TYPICAL HEATLESS DRYER CUTAWAY 1 9 10 11 12 8 3 7 2 6 4 5 CONSTRUCTION...
Page 18: ...16 FIGURE 2 TYPICAL HEAT REGENERATIVE CUTAWAY 1 9 10 11 12 8 3 7 2 6 13 4 5 CONSTRUCTION...
Page 19: ...17 FIGURE 3 HEATLESS CONTROL ELECTRIC CAM SCHEMATIC...
Page 20: ...18 FIGURE 4 HEATLESS CONTROL PNEUMATIC CAM SCHEMATIC...
Page 21: ...19 FIGURE 5 HEAT REGENERATIVE CONTROL SCHEMATIC...
Page 22: ...20 FIGURE 6 PURGE EXHAUST AIR DRAINAGE...
Page 47: ...45 ABBILDUNG 1 SCHNITTBILD KALTREGENERIERTER TROCKNER 1 9 10 11 12 8 3 7 2 6 4 KONSTRUKTION 5...
Page 48: ...46 ABBILDUNG 2 SCHNITTBILD WARMREGENERIERTER KONSTRUKTION 1 9 10 11 12 8 3 7 2 6 13 4 5...
Page 49: ...47 ABBILDUNG 3 SCHALTPLAN DES ELEKTRISCHEN CAM TIMERS KALTREGENERIERTER TROCKNER...
Page 50: ...48 ABBILDUNG 4 SCHALTPLAN DES PNEUMATISCHEN CAM TIMERS KALTREGENERIERTER TROCKNER...
Page 51: ...49 ABBILDUNG 5 SCHALTPLAN WARMREGENERIERETER TROCKNER...
Page 52: ...50 ABBILDUNG 6 ABLASSLEITUNG F R SP LLUFT ABLUFT...
Page 78: ...76 FIGURE 1 SECHEUR A REGENERATION SANS CHALEUR CONSTRUCTION 1 9 10 11 12 8 3 7 2 6 4 5...
Page 79: ...77 FIGURE 2 SECHEUR A REGENERATION THERMIQUE CONSTRUCTION 1 9 10 11 12 8 3 7 2 6 13 4 5...
Page 80: ...78 FIGURE 3 SCHEMA DU CIRCUIT DE REGULATION SANS CHALEUR PROGRAMMATEUR ELECTRIQUE...
Page 81: ...79 FIGURE 4 SCHEMA DU CIRCUIT DE REGULATION SANS CHALEUR PROGRAMMATEUR PNEUMATIQUE...
Page 82: ...FIGURE 5 SCHEMA DU CIRCUIT DE REGULATION A REGENERATION THERMIQUE 80...
Page 83: ...FIGURE 6 VIDANGE D AIR DE PURGE ECHAPPEMENT 81...
Page 108: ...106 FIGURA 1 SIN CALOR 1 9 10 11 12 8 3 7 2 6 4 5 CONSTRUCCI N...
Page 109: ...107 FIGURA 2 REGENERACI N POR CALOR 1 9 10 11 12 8 3 7 2 6 13 4 5 CONSTRUCCI N...
Page 110: ...108 FIGURA 3 ESQUEMA DE LEVA EL CTRICA DE CONTROL SIN CALOR...
Page 111: ...109 FIGURA 4 ESQUEMA DE LEVA NEUM TICA DE CONTROL SIN CALOR...
Page 112: ...110 FIGURA 5 ESQUEMA DE CONTROL DE REGENERACI N POR CALOR...
Page 113: ...111 FIGURA 6 PURGA ESCAPE DESCARGA DE AIRE...
Page 136: ......
