Page 1
SERVICE MANUAL BATTERY - POWERED PLASTIC STRAPPING TOOL MODEL P331 M/HA / P331 A/A...
Page 2
1.2.2 Electric schematic Semi Automatic ELS.1084 black black 36VDC yellow violett brown Hall3 Hall2 Hall1 blue black Manual / 1/2 Auto 1.2.3 Connecting plan Semi Automatic P33.2135 P33.2118 N5.1193 black (-) red (+) P33.2116 P33.2155 N51.5464 P33.0211...
Page 3
1.2.4 Electric schematic Automatic ELS.1085 black black 36VDC yellow violett 1(C) brown Hall3 4(N0) Hall2 Hall1 blue black Auto / Auto 1.2.5 Connecting plan Automatic P33.2120 P33.2135 N5.1193 black (-) red (+) P33.2138 N51.5464 P33.2155 N5.2382 P33.0211...
Page 5
1.4.3 Battery test The battery should be checked while each maintenance with a battery tester. Information to the Battery tester you will get by FROMM System GmbH. (see 1.10 SERVICE ADDRESS) • Li-Ion-Batteries 36V / (2,5Ah) must be replaced at a capacity less than approx. 73% (1,83 Ah).
Page 6
1.4.6 Glueing rules P33.2109 P32.2016 N21.2106 N3.1159 The Bearing N3.1159 has to be glued into The parallel pins N21.2106 have to be glued into the the gear wheel P32.2016 with LOCTITE 603. gear body P33.2109 using LOCTITE 603. N21.2130 P35.0214 P35.4151 N1.2189 The screws N1.2189 have to be glued...
Page 7
1.4.7 Assembly information P35.4184 Grippers When installing the grippers into the holder P35.4184 pay attention to the direction of the teeth. (see drawing) Pay attention to the mounting position of the needle free wheelings N3.4509 and N3.4519. The rolling direction is stamped in at the front side of the free wheelings. P33.2122 P33.2123 N3.4509...
Page 8
Pay attention to the position of the joint from the slide bearings N31.3111 and N3.3189. (see drawing) N3.3189 N31.3111 position joint position joint P33.2103 press in measure bolt P33.2103 into body P33.2102 P33.2102 press in pin flush Pay attention to the position of the joint from the slide bearings N3.3166 and N3.3103. (see drawing) N3.3103 position joint press in measure...
Page 9
1.5 RECOMMENDED SPARE PARTS Following spare parts are recommended for stock keeping: Item-No. Description Pieces per tool N1.1168 Screw N1.1305 Screw N1.1919 Screw N1.1924 Screw N1.1934 Flat head screw N1.1965 Screw N1.6503 Safety washer N1.6504 Safety washer N1.7211 PT-screw N2.1118 Security ring N2.1121 Security ring...
1.7 ACCESSORY TOOLS Item number Field Description Application N71.3239 Press in arbor N3.2347/P35.4106 N72.3218 Thrust piece P33.2103/P33.2102 N71.3240 Press out arbor N3.2347/P35.4106 N71.3241 Pressure pad N3.2347/P35.4106 N71.3290 Press in and press out arbor N3.1160/P35.4150 N71.3291 Pressure pad N3.1160/P35.4150 N72.3207 Press out arbor N3.4519/P35.4159 N72.3208 Pressure pad...
1.8 USE OF ACCESSORY TOOLS N7.5108 Accessory tools should only be used with the suitable arbor press N7.5108 to prevent a jam of the parts have to be pressed in. Additional a retainer (N7.3215) is necessary. N7.3215 Part Disassembly Assembly P35.4106/ N3.2347 N71.3239...
Part Disassembly Assembly P35.4159/ N3.4519 N72.3207 *Pay attention to the assembling direction see assembly information. N3.4519* N72.3208 P35.4159 P35.4197/ N3.3103 N71.3294 N72.3212 *Pay attention to the direction of the joint see assembly information N3.3103 P35.4197 P32.2016/ N3.1159 N71.3237 N3.1159 P32.2016 N71.3283 1-18...
Part Disassembly Assembly P35.4151/ Use an commercial puller N31.1145 P35.4151 N31.1145 N71.3257 P35.4160/ Use an commercial puller N31.1121 P35.4160 N31.1121 N71.3257 P33.2109/ N2.2172 Arbor N2.2172 P33.2109 N72.3225 press-in measure 23mm 1-19...
Page 14
Part Disassembly Assembly P33.2109/ N71.3294 N3.3166 N72.3212 *Pay attention to the direction of the joint see assembly information N3.3166 P33.2109 P33.2122/ N3.4509 N72.3222 N71.3235 *Pay attention to the assembling direction see assembly information N3.4509 P33.2122 N72.3223 P33.2122/ N31.1151 N72.3214 P33.2122 N72.3224 N31.1151 1-20...
Part Disassembly Assembly P33.2123/ N3.4509 N71.3235 *Pay attention to the assembling direction see assembly information N3.4509 P33.2123 N72.3220 P33.2123/ N31.1163 N71.3286 N72.3221 N31.1163 P33.2123 P33.2102/ P33.2103 N72.3218 N71.3250 P33.2103 P33.2102 1-21...
Page 16
Part Disassembly Assembly P33.2102/ N31.3111 N72.3217 N72.3216 N31.3111 *Pay attention to the direction of the joint see assembly information P33.2102 N7.3235 P33.2102/ N3.3189 N71.3251 N71.3250 N3.3189 *Pay attention to the direction of the joint see assembly information P33.2102 N7.3235 P32.1022/ N3.1134/ P33.2104 N71.3243...
Page 17
Part Assembly P35.4151/ N21.2130 N72.3206 P35.4151 N21.2130 1.9 ORDERING SPARE PARTS On principle spare part numbers should be taken from the drawings or spare parts lists. Check if the version number of the tool and the spare parts list are the same. Type dependent spare parts should be ordered as follows: Ordering example Ordering a tensioning wheel:...
Page 18
1.11 CHART OF TYPES 1.11.1Chart of types P331 M / HA Item no. Model Strap width Strap thickness 43.0274 P331/19/0.80-1.19/7.0 19.0 mm 0.80 - 1.19 mm 43.0276 P331/19/1.20-1.53/7.0 19.0 mm 1.20 - 1.53 mm 43.0282 P331/25/0.60-0.79/7.0 25.0 mm 0.60 - 0.79 mm 43.0284...
Page 23
SPARE PARTS LIST P331 3.1 Type independent spare parts P331.0001.01 / P331.0002.01 Item-No. in group Pcs. Description Dimension Field N1.1168 3 SCREW M5 X 16 N1.1305 6 SCREW M4 X 7.8 N1.1553 P35.0227 1 HEXAGON SCREW M4 X 8 N1.1919 1 SCREW M4 X 16 N1.1924...
Page 36
Suspension When working stationary the P331 can be suspended at a spring loaded balancer by using a suspension bracket. With the swivel mounted suspension bracket the package can be strapped in various working positions. The complete suspension bracket can be ordered under item number P33.0216. P33.0216 P33.2147 ...
Page 37
Wearing plate As an option, the tool can be equipped with a wearing plate to protect the base from excessive wear on abrasive package surfaces. The complete wearing plate can be ordered together with the fastening screws under item number P33.0214.
Page 38
The seal efficiency is affected. Warning! Straps with insufficient seal strength must be removed from the package! Adjust the welding time (see 6.2.2). CHART OF TYPES P331 M/HA Item No. Model Strap width Strap thickness 43.0274...
Page 39
EXCHANGE OF WEARING PARTS Remove always the battery from the tool before starting maintenance works. Exchange of tensioning wheel and grippers Disassembling • Unscrew cover P33.2143 and remove it; • Unscrew end cover P35.0226 and remove it; • Raise tension wheel by lifting the handle lever P33.2117; •...
Page 40
Exchange of cutter, welding stop gripper and welding gripper Disassembling • Unscrew motor housing and remove it; • Unscrew cover P33.2143 and remove it; • Unscrew end cover P35.0226 and remove it; • Lift tension gear; pull off tensioning wheel together with bearing N31.1148 from the body. •...
Page 41
Assembly advise • During assembling move the strap guide plate P35.4105 downwards against the holding gripper. • Before mounting the motor housing check the proper seat of the tube P31.1124, it must be pushed in completely (see drawing). • Pay attention to the fitting position of the cutter (see drawing). •...
Page 43
Suspension When working stationary the P331 can be suspended at a spring loaded balancer by using a suspension bracket. With the swivel mounted suspension bracket the package can be strapped in various working positions. The complete suspension bracket can be ordered under item number P33.0216. P33.0216 P33.2147 ...
Page 44
Wearing plate As an option, the tool can be equipped with a wearing plate to protect the base from excessive wear on abrasive package surfaces. The complete wearing plate can be ordered together with the fastening screws under item number P33.0214.
Page 45
CHART OF TYPES P331 A/A Item No. Model Strap width Strap thickness 43.0275 P331/19/0.80-1.19/7.0/A 19.0 mm / 3/4" 0.80 - 1.19 mm / .031" - .046" 43.0277 P331/19/1.20-1.53/7.0/A 19.0 mm / 3/4" 1.20 - 1.53 mm / .047" - .060" 43.0283 P331/25/0.60-0.79/7.0/A 25.0 mm / 1"...
Page 46
EXCHANGE OF WEARING PARTS Remove always the battery from the tool before starting maintenance works. Exchange of tensioning wheel and grippers Disassembling • Unscrew cover P33.2143 and remove it; • Unscrew end cover P35.0226 and remove it; • Raise tension wheel by lifting the handle lever P33.2117; •...
Page 47
Exchange of cutter, welding stop gripper and welding gripper Disassembling • Unscrew motor housing and remove it; • Unscrew cover P33.2143 and remove it; • Unscrew end cover P35.0226 and remove it; • Lift tension gear; pull off tensioning wheel together with bearing N31.1148 from the body. •...
Page 48
Assembly advise • During assembling move the strap guide plate P35.4105 downwards against the holding gripper. • Before mounting the motor housing check the proper seat of the tube P31.1124, it must be pushed in completely (see drawing). • Pay attention to the fitting position of the cutter (see drawing). •...